MUFON CES Bericht - No 07 - 1981 - Automatische Registrierung unbekannter Flugobjekte

Magazine Overview

This document, titled "Automatische Registrierung Unbekannter Flugobjekte" (Automatic Registration of Unknown Flying Objects), is MUFON-CES-Bericht Nr. 7, published in 1981. Authored by Adolf Schneider, it delves into the instrumental registration and analysis of physical phenomena associated with unidentified flying objects (UFOs).

Foreword

The foreword, written by I. Brand, notes that this report marks a departure from the previous tradition of publishing conference proceedings. It explains that some authors could not provide written elaborations of their presentations due to time or personal reasons, while others felt their work was incomplete. The foreword highlights that UFO research, often conducted unpaid in authors' free time without state or industrial support, requires significant effort. The MUFON-CES reports are now continuously numbered, with this being Nr. 7. It introduces Adolf Schneider's study as a comprehensive examination of the instrumental registration of unusual atmospheric phenomena. Brand contrasts Schneider's findings with the earlier views of C.G. Jung, which suggested UFOs might be psychological projections, stating that Schneider's study significantly challenges this notion. The foreword also mentions that Schneider's work provides examples of physical fields and radiation detected near unidentified objects and proposes measurement methods and devices for their detection and study. It concludes by stating that the results from Ray Stanford's "Project Starlight International" group in 1978 have made UFO research an applied science in principle. However, the public's excessive interest and sometimes unbelievable witness accounts hinder broad research funding. The report emphasizes Schneider's focus on proposing financially accessible measurement instruments for amateur researchers. Brand recommends that readers initially skip the detailed descriptions of the measuring instruments, referring to them later as a practical reference, which makes the report accessible even to non-specialists.

Overview (Zusammenfassung)

The "Übersicht" (Overview) section summarizes the report's content. It states that the work comprehensively describes the diverse physical field and radiation effects of unidentified flying objects, citing examples of bright lights, infrared and UV waves, and radioactivity. It notes that optical distortions and polarization changes suggest strong magnetic fields, often coupled with infrasound and gravity-like effects, which may hold the key to UFO propulsion. The report includes a historical survey of military and civilian attempts to prove the existence of UFOs, noting that many promising approaches failed due to lack of funding and official underestimation of the phenomenon. It points out that optimized programs for automatic UFO registration would require costly software and hardware upgrades. The rapid development of microelectronics and sensor technology has enabled the creation of affordable automatic measurement stations. Several UFO researchers and private groups have already demonstrated correlations between UFOs and magnetic and gravitational fields. The report encourages readers to build their own UFO detectors. It stresses the necessity of empirical research based on objective data from automatic recordings to bring UFO phenomena into scientific discussion. The final section provides statistical data and suggestions for correlating UFO signals with known phenomena, suggesting that these diverse signals may necessitate extending our current four-dimensional view of the cosmos with new physical models that incorporate informational structures.

Introduction (Einführung)

The "Einführung" (Introduction) section discusses the empirical UFO research conducted by various private organizations and scientists, which has largely remained unheeded by the scientific community. This is attributed to sensational reporting in the popular press and a lack of verifiable data in scientific journals. The introduction also notes that a lack of financial and personal commitment from public institutions often affects the credibility and reliability of UFO reports, leading to controversies about their authenticity. The activities of UFO groups and independent researchers worldwide are summarized as collecting media reports, interviewing witnesses, analyzing data, publishing cases, conducting statistical comparisons, and evaluating observations against known phenomena or new theories of gravitation and field physics. It acknowledges the existence of serious UFO research by knowledgeable authors but notes that its impact on the scientific community is limited because many observed phenomena appear to contradict current theories in physics and psychology. The introduction contrasts this with state- and industry-sponsored research, which prioritizes minimal expansion of existing theories. It highlights that even extensive, confirmed witness reports are considered subjective and not objectively proven, drawing a parallel to the rigorous testing required for new medical drugs.

Table of Contents

The table of contents reveals the report's extensive structure, covering:

1. Military Programs for UFO Detection: This section details historical programs like Project Sign, Grudge, Bluebook, and analyses by the US Navy, as well as projects by the Aerospace Defense Command (ADC) and North American Defense Command (NORAD).
2. Scientific Programs for Sky Surveillance: This covers the chances of detecting unknown flying objects, telescopes, astrocameras, searches for natural satellites, photo projects in meteor research, and studies of auroras, including cost estimations for a UFO observation network.
3. Spectrum of Physical Interactions of UFOs and their Measurement: This extensive section details the measurement and analysis of acoustic waves (infrasound, audible sound, ultrasound), optical rays (intensity curves, spectral distribution, polarization, optical distortions), electromagnetic fields (electrostatic, magnetostatic, electromagnetic), radioactive radiation (environmental impact, gamma rays, dose rate meters, photographic detection), atomic binding force changes, and artificial gravitational fields.
4. Automatic Measurement Stations of Private UFO Research Groups: This section lists projects and systems from European societies, the USA (e.g., Piedmont, Stanhope, San Diego), and organizations like CUFOS and Project Starlight International.
5. Correlated Measurement Methods and Statistical Evaluations: This part focuses on spatiotemporal representation of signal magnitudes, correlation matrices, spatial correlations of unknown celestial objects, temporal correlations of UFO observations, pattern recognition, and correlation tests with known phenomena, concluding with remarks and a bibliography.

Recurring Themes and Editorial Stance

The recurring theme throughout the document is the systematic, instrumental, and scientific approach to studying UFO phenomena. The editorial stance, as expressed in the foreword and overview, is one of advocating for empirical research based on objective data to legitimize UFO studies within the scientific community. There is a clear emphasis on moving beyond subjective witness accounts to verifiable measurements of physical effects. The report also highlights the challenges of funding and scientific skepticism, while promoting the development of accessible technology for amateur researchers. The underlying belief is that UFOs represent a genuine phenomenon that warrants serious scientific investigation, potentially leading to a revision of our understanding of physics and the cosmos.

This document, identified as issue 10 of a publication titled "UFO-Forschung" (UFO Research), focuses on the historical and scientific investigation of unidentified flying objects (UFOs). The content is primarily in German and appears to be a detailed exploration of early UFO research efforts, particularly those undertaken by military and scientific institutions.

Early Scientific Investigations The text begins by discussing the first scientific UFO study conducted in 1969 at the University of Colorado. The study aimed to gather quantifiable data from a representative sample of UFO reports. However, the quality and quantity of empirical data were found to be fragmented, leading the director, Dr. Edward Condon, to a pessimistic conclusion that UFOs were not a subject for scientific inquiry. This conclusion was met with skepticism from other colleagues, who argued that it overlooked the fact that a significant portion of reported sightings could not be explained.

Despite the increase in UFO reports, attempts by various scientists to gain new insights through statistical methods and catalogs like Project UFOCAT have faced challenges. The heterogeneity of data, variability in case details, and failure to adhere to sound statistical data collection rules (e.g., representative sampling, source criticism) have hindered progress. Skeptical scientists can easily select data to support conventional explanations, dismissing or downplaying contradictory evidence. Even informed researchers who believe in the reality of the UFO problem see little chance of securing funding for scientific research due to the elusive nature of the phenomena.

Data Acquisition Methods The author suggests that overcoming the uncertainty surrounding UFO phenomena requires securing UFO reports with a variety of scientifically usable data. The advent of microcomputers and microsensors offers new possibilities. Two primary methods for data acquisition are proposed:

1. Immediate, automated registration of unknown flying objects using a network of corresponding measurement principles.
2. Subsequent analysis of environmental changes and potential fragments.

The second method has the advantage of not requiring an extensive observation network, as measurements can be taken on-site or samples can be brought to a lab. While numerous such investigations exist, they often gain little attention unless they reveal extraordinary material compositions, such as unknown alloys.

UFO Detection Systems UFO detection devices are categorized into two types based on their complexity and function:

• A. UFO Detectors with Simple Alarms and Recorders: These devices signal the approach of an unknown flying object. They can range from simple field detectors to more sophisticated systems that adapt their detection thresholds based on environmental factors. Such systems can ensure timely notification of witnesses, who can then attempt to document the approaching objects with cameras. Additional devices like cassette recorders can also be activated to capture further data.
• B. UFO Measurement Systems with Automatic Control and Data Processing: This category includes extensive portable or fixed sensor systems that are computer-controlled for data acquisition and processing. These systems often involve magnetic recordings or paper strips to capture numerous parameters in analog or digital form, allowing for in-depth analysis of field strengths and energies.

Early Limitations and Developments In the early years of UFO reporting, available equipment was limited. Many witnesses and private researchers hoped for support from military or public scientific institutions for optical, photographic, or radar-based measurements, believing these could provide physical evidence of UFOs. The debate continues on whether such evidence has been found and is being withheld by government agencies.

The text then delves into the history of official investigations, starting with the military's involvement. It notes that many promising plans for comprehensive observation networks were halted during the project phase, often due to directives from higher command, with motives that remain unclear.

In the civilian sphere, there have been attempts to adapt sky surveillance programs, common in astronomy, for UFO detection. However, the unusual characteristics of UFOs often mean they are not captured or are overlooked by standard recording and analysis methods. Specialized UFO observation networks are estimated to be costly, likely requiring state funding.

Military Programs for UFO Detection The document details several key military programs:

• Project "Sign" (January 1948 - early 1949): Initiated by Major General L.C. Craigie, this project aimed to determine if UFOs posed a threat to national security. Its initial, strictly secret conclusion was that UFOs were extraterrestrial spacecraft. The project team suggested public disclosure and new methods for data collection, but Chief of Staff General Hoyt S. Vandenberg disagreed, fearing public panic and lack of evidence for non-hostile intentions. The project's report was ordered destroyed.

• Project "Grudge" (February 1949 - March 1952): This successor project adopted a more dismissive approach, instructing analysts to treat UFO sightings as fakes, hallucinations, or misidentifications. Despite this directive, some officers privately believed in the extraterrestrial origin of UFOs. Captain Edward Ruppelt, who led UFO investigations for the US Air Force, suspected manipulation of the Grudge team by the CIA.

• Observations at White Sands: During the Grudge era, the research team led by R.B. McLaughlin at the US Navy's White Sands Missile Range documented several UFO sightings. A notable case from April 24, 1949, involved engineers and scientists measuring an elliptical object, calculating its speed at approximately 40,000 km/h and its altitude at 90 km. Another incident on April 27, 1950, involved a brief UFO sighting during a rocket launch, captured by only one camera.

• Project "Twinkle" (November 1948 onwards): This project focused on investigating reports of "Green Fireballs" observed in Northern Mexico. Initially, an ad-hoc observation group was formed, but the effort was halted by the Air Force, which began to explain such phenomena as simple meteors. A scientific conference in October 1949 brought together experts like Dr. Joseph Kaplan and Dr. Edward Teller. Dr. La Paz, a meteoritics expert, argued that the "Green Fireballs" were artificial, citing their flat trajectories, intense green color, large apparent size, silent flight, and lack of impact craters. He suggested they might be unmanned test vehicles.

Project "Twinkle" was officially established at the Cambridge Research Laboratory to photograph phenomena using Kinetheodolites for triangulation. However, the project faced challenges, including late arrivals of personnel and equipment, infrequent use of specialized cameras due to personnel shortages (linked to the Korean War), and underutilization of frequency monitoring equipment due to high rental costs. Despite extending contracts, no objects were successfully captured by the cameras.

Recurring Themes and Editorial Stance The document consistently highlights the tension between official skepticism and the persistence of UFO reports and eyewitness accounts. It points to the challenges in obtaining credible, scientifically verifiable data and the difficulties in securing funding for UFO research. The author seems to advocate for more systematic, technologically advanced approaches to data collection and analysis, believing that such methods are crucial for gaining scientific acceptance of the UFO phenomenon. There's an underlying theme that official explanations have sometimes been politically motivated to quell public interest, as suggested by statements from former CIA Director R.H. Hillenkoetter and Professor Hynek. The publication appears to be a proponent of serious, evidence-based investigation into UFOs, aiming to inspire young scientists and engineers to engage in this field, believing that discoveries could contribute to a broader understanding of natural laws and potentially aid in solving technological and societal issues like energy problems.

This issue, titled "Projekt \"Bluebook\"" and identified as issue number 20, delves into the historical investigations of UFO phenomena by the US government, primarily focusing on the period around 1951 and the early 1950s. It details the evolution of projects from "Grudge" to "Bluebook" and highlights the scientific and technological approaches employed.

Project "Grudge" and the Genesis of "Bluebook"

The issue begins by recounting dramatic events in September 1951, where pilots, passengers, and radar operators at the Army Signal Corps Radar Center in Fort Monmouth observed multiple unidentified flying objects. This led Generalmajor C.B. Capell, Director of Air Force Intelligence, to request more information about Project "Grudge." He dispatched Lieutenant Jery Cummings and his superior, Oberstleutnant N.R. Rosengarten, to Fort Monmouth. Based on ongoing UFO reports, Cabell ordered ATIC to initiate a new UFO research project, replacing "Grudge." This new program, named "Project Bluebook," was entrusted to Hauptmann Edward J. Ruppelt. "Project Bluebook" allowed the US Air Force to leverage the expertise of ATIC's electronics and analysis departments, along with their radar and reconnaissance equipment. Additionally, the Battelle Memorial Institute in Columbus, Ohio, was commissioned by ATIC to conduct statistical studies, including questionnaire surveys. The results of these efforts were compiled in 'Project Blue Book', Special Report Nr. 14, which was handed over to the Luftwaffe in May 1953.

Scientific Approaches and Technological Developments

In 1952, at the suggestion of Joseph Kaplan, a physicist at the California University in Los Angeles and a member of the Air Force Scientific Advisory Board, the development of special diffraction gratings for cameras began. These devices were designed to capture the color spectrum of unknown flying objects, allowing for comparison with known celestial bodies. ATIC and Dr. Kaplan proposed using stereoscopic cameras, each equipped with a diffraction grating lens. These cameras were simple, inexpensive, and easy to operate. Following negotiations with the Air Defense Command (ADC) in December 1952, the Air Force installed approximately 100 video cameras at air bases. However, after several weeks of testing, resolution issues arose due to the diffraction gratings' chemical components degrading over time, reducing light transmission. While new gratings were not planned, the cameras remained in use.

Edward J. Ruppelt, following a suggestion from Generalmajor C.B. Cabell, advocated for automated photography of radar screens. He contacted the Ministry of Defense, which had about 30 radar screen cameras in operation across the United States. The ADC developed a comprehensive plan and provided personnel, ensuring the radar scope cameras operated around the clock. These ground-based and airborne cameras successfully photographed unknown flying objects over the years.

Scientists from the Cambridge Research Laboratory (the Beacon Hill Group), technical advisors to the US Air Force, recommended the use of acoustic receiving systems in areas with high UFO activity. These relatively inexpensive devices could operate automatically and potentially provide revealing data. The extent to which these plans were realized remains unknown.

These projects suggest that the US Air Force had a scientific interest in explaining UFO phenomena. However, a closer examination of the files indicates that their primary objective was to investigate potential threats to national security posed by UFOs. Air Force Regulation 200-5, dated April 5, 1952, instructed intelligence officers at all air bases worldwide to immediately telegraph sighting reports to ATIC and then send written reports by mail. Copies were also sent to the Chief of Air Force Intelligence in Washington. Air Force Regulation 200-2 (later renumbered 80-17) stipulated that only false reports and non-genuine UFO reports could be published; all genuine reports were to be treated as classified and forwarded to the superior command.

In July 1976, the US government released classified material on UFOs collected by the US Air Force from 1947 to 1969. This material, comprising 140,000 pages on 93 microfilm rolls at the National Archives in Washington, D.C., included reports, analyses, and photographs. However, the names of witnesses and other data were often redacted, limiting the value of these files for scientific research.

US Navy's Involvement in UFO Analysis

It is not widely known that the US Navy also participated in the search and investigation of unknown flying objects, and may still have special programs running. The impetus for this involvement likely stemmed from an incident in April 1952. During a flight to Hawaii, the Secretary of the Navy, Dan Kimball, and his staff, along with Admiral Radford in a second aircraft, witnessed two disc-shaped objects that approached their planes, circled them, and then disappeared towards the second aircraft. The UFOs were estimated to be traveling at approximately 3000 kilometers per hour. Kimball reported the incident to the Air Force, but was advised that it would be better for his career if he remained silent about what he had seen.

This led Secretary Kimball to meet with Marine Admiral Calvin Bolster, head of the Office of Naval Research (ONR). Kimball ordered a comprehensive investigation into all UFO sightings within the Navy's purview. Bolster complied, establishing committees within the ONI and ONR. UFO films were analyzed by Richard Herry at the Naval Reconnaissance Technical Support Center, and Max Beard from the Office of Naval Ordnance provided technical support. Capt. Charles Sheldon conducted courses for Navy personnel.

On July 2, 1952, naval officer D.C. Newhouse captured 12 to 14 unknown flying objects on a 16mm camera. The film was examined by Project Blue Book experts for three months and was deemed not a forgery. The Marine Photo-Interpretation Laboratory (P.I.L.) in Anacostia, Maryland, analyzed the film, investing over 1000 hours. Their analysis of the 1600 frames indicated that the objects were under intelligent control. The "Montana Strip," filmed on August 15, 1950, showing two unknown flying objects over Great Falls, Montana, was also confirmed as not a forgery.

The Chief of Naval Operations decided to establish a warning network in collaboration with Canadian forces to report on unknown flying objects. The "MERINT REPORT PROCEDURE, OPNAV 94-P-3B" map included a system for detecting unknown hostile ships, submarines, aircraft, missiles, and "Unknown Flying Objects" across North America. Identification cards for two types of UFOs were introduced on most American warships.

The US Navy also operates numerous reconnaissance aircraft equipped with advanced electronics for locating submarines. These aircraft can detect even the slightest magnetic fields, making them potentially useful for searching for UFOs, which often exhibit strong magnetic fields. The "Project Magnet" investigation utilized two P-3 aircraft to study meteorological phenomena. According to John A. Sanchez, a former Navy veteran, investigations into UFOs and other phenomena were ongoing. Each Patrol Squadron (VP) had technicians trained to detect and track UFOs using sensitive radar and onboard electronics.

The primary hub for the Navy's secret reconnaissance activities appears to be the Patuxent Naval Air Test Center in Maryland. Squadron VX(N)-8, operating P-3 Orion aircraft, investigates mysterious phenomena over the oceans. Twelve of these long-range patrol aircraft, the P-3A, were equipped for electronic reconnaissance (EP-3E), while others were used for weather observation or research. A modern version, the P-3C, was delivered in 1969. A Navy officer from the Maryland base confirmed that this was the command center for all operations, including UFO research, Bermuda Triangle investigations, and even experiments in contacting extraterrestrial beings.

German sailors received the newly developed Vicking S-3A, a twin-engine submarine hunter. The electronics alone cost 7 million Marks. A Univac computer coordinates signals from sonar buoys, an infrared sight, and a magnetometer. The system can detect temperature disturbances in the sea, or even a lit cigarette on the bridge of a surfaced boat. The Canadian field strength meter AN/ASQ-501 is sensitive enough to detect changes of 1/5 millionth of the Earth's magnetic field. Given that unknown flying objects often cause magnetic field disturbances of 1/5000 of the Earth's field strength at a distance of 40 km, they should be detectable at 400 km with this new device.

Project "Magnet"

In early 1950, Wilbert B. Smith, a radio engineer with Canada's Department of Transport (DOT), proposed a national government study on the UFO problem. In December of that year, the Minister of Transport for Air Services, Commander G.P. Edwards, approved the "Project Magnet" investigation. Wilbert B. Smith was put in charge. Smith, who held B.S. and M.S. degrees in electrical engineering, was also responsible for government agreements between Canada and the USA regarding radio and television coordination.

During its initial two-year phase, Smith statistically analyzed 25 UFO sighting reports. His 1968 report concluded that the observed objects averaged over 30 meters in diameter, flew at speeds of thousands of miles per hour, and possessed unlimited energy for maneuvers, suggesting an extraterrestrial origin. However, this conclusion was not officially endorsed by the government. Dr. Peter Millmann of the "National Research Council" emphasized that Smith's views did not represent the official opinion of the Ministry of Transport or the "Second Story" project leaders.

Based on evidence gathered by 1952, Smith decided to develop equipment for automatic UFO detection. By December 1953, his team had assembled a complete electronic system at the DOT's physics laboratory, including detectors for radio waves and gamma rays, an ionospheric activity recorder, a magnetometer, and a gravimeter. The 24-hour monitoring program involved Prof. J.T. Wilson of the University of Toronto, Dr. James Wait, and Dr. G.D. Garland, a gravity expert.

The experts hoped that gravimetric measurements during UFO flybys would yield significant results. On August 8, 1954, at 15:01, the gravimeter's automatic recorder showed unusually large deflections, far exceeding those recorded during the passage of conventional aircraft. Smith rushed outside but saw nothing due to overcast skies. Convinced that the readings were not due to any known atmospheric phenomenon, he submitted the data to his superiors. Unfortunately, the press learned of the event, leading the Canadian government to cancel "Project Magnet" two days later. Smith was permitted to continue using the measuring equipment on a private basis, but the recorded data remained confiscated, preventing scientific verification. All documents from "Project Magnet" remain classified.

This Canadian project is often confused with a similarly named project initiated by the US Navy for geomagnetic research.

Projects of the Aerospace Defense Command (ADC) and NORAD

The US early warning system employs approximately 35,000 personnel and includes numerous air force squadrons, an extensive network of radar and computer systems, and secret communication channels. Its primary goal is to detect enemy aircraft or missile attacks as early as possible and alert fighter and missile squadrons. Most military aircraft are equipped with gun cameras that photograph the external airspace and onboard radar screens. Some aircraft have sophisticated electronic equipment to detect the electromagnetic signatures of enemy aircraft, missiles, and warheads. The arsenal also includes remotely piloted vehicles capable of being controlled over foreign nuclear test sites, and numerous military reconnaissance satellites.

Robertson Committee Consultations

In 1952, a large volume of UFO sighting reports flooded military intelligence channels, alarming the Joint Chiefs of Staff. The CIA's "Office of Scientific Intelligence" (OSI) deemed the US Air Force's investigation procedures insufficient to determine the true nature and origin of these objects. Furthermore, the CIA perceived a lack of awareness within the US Air Force regarding the potential for mass hysteria caused by UFO reports. H. Marshall Chadwell, head of the OSI, feared that national defense could be compromised by false alarms or by genuine alerts being dismissed as UFO sightings. He recommended measures to reduce the risk of mass hysteria through public education (promoting natural explanations for UFO reports) while simultaneously improving optical and electronic detection technologies to identify hostile missiles or aircraft with certainty.

In the winter of 1952, Chadwell submitted a proposal to the National Security Council. He highlighted the need for increased attention to UFO reports, believing that reports of high-speed, unidentified flying objects near major military installations could not be explained by natural phenomena or known aircraft. Therefore, the OSI concluded that a thorough investigation of UFO phenomena should be initiated by the highest state authority. Unfortunately, the CIA Director, Gen. Walter B. Smith, showed no interest in this proposal, focusing instead on how UFO phenomena could be exploited for psychological warfare.

The CIA subsequently decided to arrange a secret meeting to determine future policy. ATIC intended to present the statistical analyses from the Battelle Memorial Institute to underscore the significance and potential threat of UFO reports to the USA. However, due to delays in obtaining reliable data, the BMI recommended that the US Air Force deploy specialized aerial surveillance equipment (radar, cameras, measuring devices, etc.) in areas with high UFO activity.

Despite recommendations from scientists, and concerned about national security, the CIA sought swift conclusions. Under the leadership of Dr. H.P. Robertson, a physicist and weapons specialist from the California Institute of Technology and a CIA employee, a secret committee convened from January 14-18, 1953. The findings of this "Robertson Panel" were not made public until 1974. The committee included CIA agent P.G. Strong, ATIC's Chief of Intelligence General Garland, CIA associates Dr. H. Marshall Chadwell and Ralph L. Clark, physicist Prof. Samuel A. Goudsmit, and Dr. Thornton Page, an astronomy professor. Ruppelt, Fournet, and Dr. Hynek were also present.

During the congress, the question of automated measuring stations for obtaining reliable, scientifically usable data on UFOs was discussed. The panel believed that ATIC's plan to deploy one hundred simple 35mm stereo cameras at various air bases would yield little evidence. Such actions were largely driven by the publicity UFO sightings had generated. A 24-hour sky surveillance program conducted under Project "Twinkle" produced meager results.

Hynek's and Page's proposals led to a lengthy discussion. Hynek suggested utilizing numerous amateur astronomers for targeted sky surveillance, while Page proposed a program with automatic wide-angle cameras. Hynek believed that with relatively low financial investment, astronomical research programs could be modified to pay greater attention to unknown flying objects. Proposed locations and leaders for such programs included:

a. Harvard University, Cambridge and New Mexico (Meteorology research) - Whipple
b. Yerkes Observatory, University of Chicago and Fort Davis, Texas (various programs) - Meinel (Auroras), Kuiper (Asteroids), Morgan (Wide-angle cameras)
c. University of Alaska, Fairbanks (Aurora) - Elvey
d. Dominion Observatory, Ottawa (Meteors) - Millman
e. Palomar Observatory, California (sky map) - Minkowski
f. Lick Observatory, California (sky map) - Shane

Curiously, the committee decided against recommending government-funded national sky surveillance. A call for amateur astronomers to look for UFOs would only have increased public attention to "flying saucer" stories. However, the proposal to photograph unidentified radar echoes using screen cameras was approved. This approach was expected to yield better insights into unusual radar interferences and potentially identify UFOs.

A resolution from the Robertson Committee also established a program to downplay and ridicule the UFO phenomenon to foster public disinterest. Public media such as radio, television, film, and newspapers were to be used to detract from the significance of these sightings. Dr. Berkner recommended the US Navy (ONR) Special Devices Center in Sands Point, L.I., as a helpful organization for this "training and debunking" program, which was expected to yield results within one to two years with ATIC's support.

It is unlikely that the CIA underestimated the potential significance of unknown flying objects, particularly as a possible military threat. However, activities in early 1953 suggest their primary aim was to downplay this relevance and conceal their own involvement. This may have been due to the CIA already possessing sufficient evidence, or they wished to conduct their own investigations at the highest level. Lower-priority projects like Project Bluebook served more as "public relations" efforts.

Access to Data and Radar Observations

Staff members of "Project Bluebook" did not have access to data provided by ADC sensors. UFO researcher and US physicist Stanton B. Friedman personally interviewed over 75 military personnel. According to their accounts, unexplained observations were generally not reported to Project Bluebook but were directly forwarded to the ADC for classified treatment. Personnel from the Air Intelligence Service (AIS), tasked with data acquisition for Project Bluebook, were required to hand over most significant UFO reports to Air Intelligence and the ADC. This explains why much important data and documentation concerning UFO cases, particularly those involving aircraft crews, remain inaccessible today. Nevertheless, the US Department of Defense announced in 1963 that the Western defense systems, based on NORAD experiences, detected eight unidentifiable objects daily among the thousands of military and civilian aircraft. These objects are defined as radar-detectable items in the upper atmosphere with reflective surfaces of at least 20 cm.

It should be noted that most radar systems only detect objects behaving like aircraft or satellites; other signals are typically filtered out as interference. On September 10, 1951, the Army Signal Corps Radar Center in Fort Monmouth, New Jersey, detected an unusually strong signal at 11:10 AM. During a demonstration for staff officers, the system was switched to manual operation to register all objects in the vicinity. The operator then switched to "automatic tracking," which captures all flight movements up to jet fighter speeds. To the surprise of the operator and guests, an object flying at 12,000 meters altitude southeast of the station, heading north, could not be tracked. The object was flying too fast for a jet and would have been filtered out by the automatic radar system. After approximately three minutes, the object disappeared from the screen. Radar technicians found no equipment malfunctions. There were no indications of meteor trails or atmospheric layers that could have caused a false radar echo. Twenty-five minutes later, a T-33 jet training aircraft pilot and a passenger observed a silver, disc-shaped object near Point Pleasant, New Jersey. The aircraft was at 20,000 feet, while the unknown object, estimated at 30 to 50 feet, was moving away towards Sandy Hook. The pilot initiated a dive to pursue the object. At that moment, the object stopped in mid-air and then proceeded south. After a sudden 120-degree turn, it disappeared over the sea.

Recurring Themes and Editorial Stance

The recurring themes in this issue revolve around the systematic investigation of UFO phenomena by governmental and military bodies in the United States and Canada during the mid-20th century. The editorial stance appears to be one of detailed historical reporting, presenting findings from various projects and committees, while also acknowledging the secrecy and potential political motivations behind these investigations. There is a clear emphasis on the scientific and technological efforts undertaken to detect, analyze, and explain UFO sightings, alongside the challenges posed by data access and classification. The issue highlights the transition from initial investigations to more structured projects, the development of specialized equipment, and the differing interpretations of evidence by various scientific and intelligence agencies.

This issue of "Das UFO-Magazin" (Volume 1, Issue 1, 1979) focuses on the challenges and methods involved in the search for and tracking of unidentified flying objects (UFOs) and other space objects. The cover headline, "Die Suche nach Weltraumobjekten und deren Verfolgung" (The Search for Space Objects and Their Tracking), sets the tone for the articles within.

Radar and Surveillance Systems

The first article details an incident at Fort Monmouth where radar operators received a report of an unknown flying object. The object was described as visible to the naked eye, moving at a high altitude, and later reappearing as a target that flew faster than a jet fighter and exhibited unusual vertical ascent and rapid descent. The report of these incidents eventually reached the Pentagon.

The text explains that modern civilian and military radar systems, due to their selective methods, are often unsuitable for tracking objects with erratic flight patterns. However, some primary radar systems, like those used by NORAD and the ADC for detecting enemy missiles, are also capable of UFO detection and tracking. The article refers to Brauser (1978) for more details on these radar and transponder methods.

Early warning aircraft such as the E-2 "Hawkeye" and E-3 "AWACS" are presented as offering optimal capabilities for detecting unknown flying objects. The AWACS system, a "flying command and control system," scans airspace up to 9000 meters in altitude within a 400-kilometer radius, capable of detecting everything from supersonic fighter jets to small sport planes. For high-flying objects, the AWACS radar has a range of approximately 800 kilometers. The advanced electronics on the E-3A "Sentry" provide 360-degree observation capabilities. The automatic identification system can identify friendly aircraft equipped with transponders, while filters and computer programs can detect and analyze unidentified signals for potential military significance. Information is transmitted to the Pentagon via a secure, encrypted frequency band. The NATO is set to receive eighteen of these machines at a cost of 3.8 billion DM, and the author expresses a wish that a portion of this investment could be used for the systematic search for unidentified flying objects.

Tracking Space Objects and Debris

The second section, titled "Die Suche nach Weltraumobjekten und deren Verfolgung" (The Search for Space Objects and Their Tracking), discusses the constant launch of satellites by the US and Russia, often with classified payloads. Both superpowers aim to track all objects in Earth orbit for security reasons. NORAD (North American Air Defence Command), a joint US-Canadian organization, is primarily responsible for monitoring "circling" objects. Its SPADATS (Space Data System) subgroup, based in Colorado Springs, collects data transmitted by satellites, which is then stored in a vast information library at Aerojet, focusing on rocket launches and reentry phenomena.

Dr. Robert M.L. Baker, a physicist and aerospace engineer, presented to the US Congress on the possibilities of detecting unknown spacecraft. He noted that while standard radar systems struggle with maneuverable objects, a special surveillance system at the ADC in Colorado Springs might be suitable. However, details are classified. Baker confirmed that this system has triggered unusual alarms, and the detected objects could not be explained by natural phenomena, operational errors, or terrestrial aircraft. The NORAD central computer lists all objects whose flight paths deviate from satellite or rocket trajectories. The large radar installation in Concrete, North Dakota, reportedly detects about 14,000 unknown objects daily that are not in the NORAD catalog. Most of these are presumed to be debris from rockets or satellites, but further analysis would require significant financial and personnel resources.

The NASA Goddard Spaceflight Center publishes a "Satellite Situation Report" cataloging all Earth satellites, spent rocket stages, failed launch remnants, and space debris. Three objects in this catalog have mysterious origins. The article also recounts the puzzling disappearance of the Satcom 3 satellite, which went silent after a course correction maneuver and could not be located despite modern radar equipment.

The US Air Force's large radar facility in Eglin, Florida, with its 44m high and 100m wide structure, is used to measure approximately 5,000 orbiting objects. This system, operated by the 20th Surveillance Squadron, comprises 39,000 antennas and 4,660 receivers. It conducts over 12,000 trajectory measurements daily, processed by an IBM 360/65 computer. By the end of 1977, around 2,130 spacecraft launches had been officially counted, including those not disclosed by the USSR but identified by the USA. By October 1978, an estimated 10,600 man-made objects had been placed in orbit. In early 1978, approximately 4,600 objects were still in orbit, with 940 being functional satellites. It is known that 65 percent of American and 85 percent of Soviet probes have a military character.

Satellites are increasingly replacing reconnaissance aircraft as "spies in the sky." Intelligence agencies analyze satellite photos daily, revealing details as small as a few centimeters. The Area-Surveillance-System (ASS) for large-area surveillance from altitudes around 450 km and the Close-Look-System (CLS) for object photography from 100 km to 200 km have been developed to a remarkable level of perfection.

Military Satellite Development and UFO Photography

An estimated four billion dollars more than Congress currently allocates for civilian space projects is spent annually by the US Department of Defense on the development and production of military satellites. "Big Bird" type satellites are equipped with infrared sensors to detect heat sources on Earth and in space. However, these sensors frequently triggered false alarms due to reflections from clouds or heat sources like furnaces and volcanoes. Vela satellites, designed to detect nuclear explosions, react only to rapid changes in brightness and cover a vast area. Other sensors are used to monitor unpowered, "cold" rockets using long-wave infrared radiation. By 1982, satellites from the Teal Ruby program were to be integrated into a new early warning system to detect large aircraft and intercontinental missiles from space. Related programs like Teal Jade and Teal Amber aim to detect smaller missiles and mobile ground objects. The US Air Force is also developing the "Sire" project with infrared detectors specifically for detecting and tracking satellites against the cold sky background.

The latest US Air Force surveillance system is called "GEODSS" (Ground-Based Electro-Optical Deep Space Surveillance). The development of this system cost 66 million DM, with similar costs for the five planned ground stations. Each station is equipped with a search telescope and two main telescopes, providing images that are transmitted to NORAD headquarters at Cheyenne Mountain for analysis. GEODSS can detect objects as small as 30 cm in diameter at altitudes between 3,000 and 20,000 nautical miles.

Scientific Programs and UFO Recognition

Section 2.1, "Chancen zur Erkennung unbekannter Flugobjekte" (Chances for Recognizing Unknown Flying Objects), begins by quoting Professor Dr. Gadoli of the Arcedri Observatory in Florence, who stated that no astronomer in the world has ever reported seeing a UFO. He cited his extensive reading of astronomy journals over 30 years without finding any articles on UFOs. The article suggests that scientific circles only consider topics worthy of discussion if they are published in peer-reviewed journals. UFO phenomena are often associated with sensationalism and speculation, causing editors of scientific journals to fear that publishing on the topic could damage their publication's reputation.

However, the article argues that the assumption that astronomers have never seen unexplained aerial phenomena is not entirely true. K. Gösta Rehn, a Swedish jurist and UFO researcher, recounted an instance where astronomers at a respected laboratory privately approached him with reports of unusual objects they had observed, requesting confidentiality. Rehn also learned of a significant sighting by a prominent physicist who observed a metallic disc during a mountain hike, which then shot into the sky. This physicist was reluctant to discuss the matter openly.

In the context of the "Variable Stars" program at the Bamberg University Observatory, three Astro-cameras were used to photograph sections of the night sky for an hour each night. While most objects were identifiable (meteors, aircraft), some bright objects on the plates could not be identified. Brand from MUFON-CES reported seeing a bean-shaped light spot on an astro-plate in 1962. The comments from assistants and professors ranged from "plate defect" to speculation about a "supernova." The exact date of this registration is not recalled.

Dr. Jacques Vallée, an astrophysicist, recalls an incident during his work at the Paris Observatory in 1961 as part of an international satellite tracking program. His station, along with others, detected strange light points that were neither satellites, aircraft, nor balloons due to their unexpected flight paths. Vallée's group attempted to record these objects, capturing 11 measurement points. However, the project director, a French astronomer, confiscated the data tape and deleted all recordings, reportedly fearing ridicule from Americans. Vallée found this unscientific approach troubling. Later research at the Smithsonian Center revealed similar instances of data suppression.

Thornton Page, in a publication, stated that over 20 years, despite over 11,000 UFO sightings in the USA, none had been recorded on astronomical photographs, although artificial satellites, meteors, and asteroids were frequently captured. However, W.T. Powers from Northwestern University confirmed that some photographs delivered to the Smithsonian Institute showed unusual "trails."

The former head of the film analysis group at the Smithsonian Skywatch Program admitted that their primary task was satellite orbit analysis, and other light trails were not closely examined. He estimated that about 10 to 15 percent of the plates contained anomalous light phenomena.

Professor Dr. A.J. Hynek recalled a case where an astronomer refused to interrupt his sky exposure when an apparently unidentifiable light appeared elsewhere in the sky. Hynek believes there is a reasonable chance that astronomers could photograph UFOs if normal scientific programs received modest additional funding.

W.E. Moser, president of the British Astronomical Society in Sydney, identified 50 such cases from observations made by astronomers. J. Vallée lists another 9 unusual sightings by astronomers in his book "Challenge to Science - The UFO Enigma." A 1975 survey in America found that 72 astronomers admitted to having witnessed a UFO.

Hans Oberndorfer, head of the Munich Public Observatory, acknowledged that certain peculiarities are occasionally observed. Meteor observers have reported star-like points of light that suddenly began to move erratically, but this is not considered proof of extraterrestrial objects.

Telescopes and Astro-Cameras

Section 2.2, "Teleskope und Astrokameras" (Telescopes and Astro-Cameras), presents an analysis by astrophysicist Thornton Page on the probability of UFOs being photographed by astronomical telescopes. He calculated that based on 309 telescopes used throughout the year for sky photography, covering small sections of the sky, the total sky coverage achieved is approximately 1.5 percent. This means that a 30-degree cone around the zenith is monitored only 1.5 percent of the time.

Page's formula for calculating the average coverage of this viewing cone is presented. Considering the number and type of telescopes used, the total average coverage is about 1.5 percent. This implies that a total section of the sky spanning 30 degrees around the zenith is monitored for only 1.5 percent of the time. The article includes a table listing various astronomical telescopes, their number, field of view, number of photos per year, exposure time, and sky coverage.

Page compares this relatively low value to visual sky observation by ordinary observers, estimating that they cover a two to three times larger area of the sky (about 30 degrees) and are closer to the horizon. However, the sheer number of visual observers, estimated at millions, makes their collective surveillance significant, limited mainly by average cloud cover (estimated at 70 percent). Thus, the sky can be observed visually 30 percent of the time, compared to 1.5 percent by telescopic surveillance. Given that 2.5 x 30 degrees of the sky are observed, this results in one photographic observation for every 125 visual observations.

This calculation assumes UFOs appear uniformly in time and space, which is not necessarily true. Page also extrapolates from approximately 600 "genuine" unidentified objects observed in the USA over 20 years (based on Project Bluebook statistics) to an estimated global total of 10,000 UFOs. This would imply about 80 UFOs should be found in sky photographs. The article notes that UFOs may concentrate around strategic points like military installations and power plants, contradicting the assumption of uniform distribution.

Given that scientists like McDonald do not rule out extraterrestrial origins for UFOs, their atmospheric entry phases could potentially be photographed. Page calculates the probability of a 1,000-mile-long entry trail at 75 miles altitude crossing the field of view of the specified telescopes to be about 0.01 percent. The article suggests that professional astronomers' telescopes are not well-suited for photographing UFOs entering from space. Mathematician E.J. Betinis concludes that pilots have the best chance due to high flight altitudes. It would be difficult to distinguish UFOs from terrestrial spacecraft and meteors, and serial photography would be necessary to reconstruct flight paths. If UFOs followed ballistic trajectories similar to burning satellites or meteors, they would be indistinguishable.

Recurring Themes and Editorial Stance

The magazine consistently emphasizes the technical challenges and limitations in detecting and tracking UFOs, whether through radar, satellite surveillance, or astronomical observation. There is a clear focus on military and scientific efforts to monitor the skies, highlighting advanced technologies like AWACS and GEODSS. The articles also touch upon the secrecy surrounding some of these programs and the difficulties in obtaining and disseminating data related to unexplained aerial phenomena. The editorial stance appears to be one of serious inquiry into UFOs, acknowledging the phenomena while critically examining the scientific and technological means available for their study. The magazine highlights the gap between the public's interest in UFOs and the scientific community's reluctance to engage with the topic due to its controversial nature and association with sensationalism.

This issue of "Flug Revue" from November 1983, titled "UFOs - Die Wahrheit" (UFOs - The Truth), delves into various scientific investigations and observations related to unidentified flying objects (UFOs). The magazine explores historical research, technological approaches to detection, and the physical effects reported by witnesses.

Dr. Clyde W. Tombaugh's Search for Natural Earth Satellites

The article begins by detailing Dr. Clyde W. Tombaugh's systematic search for small, natural Earth satellites, which commenced in 1952. Using specialized photographic methods, he aimed to capture faint objects with diameters as small as 1.2 meters, which would have a similar reflectivity to the Moon. These objects were sought in geocentric orbits with radii between 5,000 and 26,000 miles. By June 1956, Tombaugh had collected 13,450 photographs, identifying a few dozen suspicious objects. However, subsequent attempts to re-photograph these objects failed. The article suggests these points of light might have been emulsion flaws, small asteroids, or indeed natural satellites.

A related project involved searching for natural moon satellites during the lunar eclipse of November 1956. Using three telescopes, 25 plates were taken, capturing objects down to the 17th magnitude. Approximately 500 potential candidates were discovered within an orbit of 37,000 miles from the Moon's surface, but a detailed analysis yielded no significant evidence of such satellites.

The scientific staff of Professor Condon's UFO study reportedly declined to examine Tombaugh's astronomical films, citing that his method was only suitable for capturing objects in circular orbits. Tombaugh's cameras, equipped with small tracking mechanisms, were designed to record satellites as points of light, even during long exposures, which was crucial for detecting faint bodies.

It is noted that an unknown flying object would have had to fly in a circular orbit matching the telescope's tracking speed. However, the possibility of self-luminous, unknown flying objects briefly flashing and leaving a point-like trace on the films cannot be entirely ruled out.

Photoprojects in the Framework of Meteor Research

Dr. Fred L. Whipple, former director of the Smithsonian Astrophysical Laboratory, was consulted by the U.S. Air Force regarding the identification of unknown flying objects. In the early 1950s, he personally reviewed numerous meteor photographs taken over 35 nights in New Mexico, prompted by reports of unusual aerial phenomena. No evidence of UFOs was found on these plates. However, the project leader of the Geophysics Research Division (GRD), Louis Elterman, recommended further examination of meteor film for unusual celestial traces. Dr. Whipple had begun developing two 18-inch Schmidt cameras for meteor studies, funded by the GRD.

In the early 1960s, the Smithsonian Institute initiated the "Prairie Network," a system of 16 stations, each equipped with four Super-Schmidt cameras. These cameras covered a wide field of view, and the network was designed to automatically capture images from dusk till dawn. The standard exposure time was three hours, resulting in three to four images per night. Films were collected bi-weekly and analyzed in Lincoln, Nebraska. Images with meteor trails were sent to Cambridge, Massachusetts, for further evaluation. By triangulating trails recorded at neighboring stations, the paths of meteors could be precisely calculated, and potential impact sites identified.

Thornton Page reported that this monitoring system recorded over 3,000 bright meteors (magnitude M -4 and brighter) in 30 months. He calculated the probability of detecting a stationary UFO with a luminosity of at least 3 candela per year at 0.05 percent. If the "Prairie Network" had covered the entire United States, this figure would have risen to 2.8 percent.

The scientists of the Condon Project attempted to assess the suitability of these automated stations for systematic UFO searches. They reviewed UFO sightings reported between 1965 and 1968 within the "Prairie Network" area and compared them with the corresponding photographic plates. They found that 18 percent of the recorded trails could be linked to visual observations with a low probability, and only one out of 114 cases clearly identified as a meteor.

The first truly unidentifiable light trail appears to have been photographed on August 25, 1960, by the Grumman Aircraft Corporation. A meteor camera captured an object that had been appearing in the sky for several nights, glowing bright red-orange. It flew at a speed similar to the ECHO-1 satellite, but in the opposite direction.

In 1966, Dr. John J. Hopf photographed an unusual light phenomenon. Using four cameras at his observatory, he captured nine light trails in a single frame within a ten-minute period, despite no unusual visual observations at the time.

Since 1969, Canada has also had a monitoring network with meteor cameras. Similar networks exist in Czechoslovakia and are coordinated with the Max-Planck-Institute for Nuclear Physics in Heidelberg, which monitors 28 meteor cameras in Southern Germany. However, the photographic data from these stations are not centrally compiled, as much of the work is done by amateur astronomers.

According to Mr. H. Oberdorfer of the Munich Public Observatory, none of these stations have ever photographed a UFO. He questions whether any light points, which could be aircraft, balloons, or rockets, are given special attention during analysis, as the primary purpose is to record typical meteor paths. A "UFO" would only be noticeable if its light trail was exceptionally bright and exhibited an unusual, zigzagging path.

Comparison with UFO Observations

It is suggested that comparing UFO observations in Southern Germany with meteor photographs from the same period could be a worthwhile endeavor for young amateur astronomers. References for geometric and photometric analysis of meteor photographs are provided.

Investigations of Northern Lights and Aurora Phenomena

The geophysical research program of 1957-1958 included a detailed study of aurora phenomena. During this period, 114 "All-Sky" cameras were in operation in the United States, Canada, the USSR, Japan, and Australia. These cameras could capture 160 degrees of the sky, with time and exposure data automatically recorded on the film.

Dr. Gerald M. Rothberg tested such a camera in August 1967, taking approximately 9,000 images over seventeen nights. During this period, 106 local UFO sightings were reported in the vicinity. Upon analyzing the images, Rothberg found certain structures on 12 exposures that were difficult to interpret. Only two of these images matched the reported UFO sightings in terms of azimuth and time. Rothberg concluded that the film material and format were poorly suited for capturing small, point-like objects due to low resolution.

"Scanning Photometers" are often used to measure sky glows and aurora phenomena. These devices use photomultipliers to scan the horizon in a circular pattern. The typical field of view is 5 degrees, with horizontal and vertical scan rates of 10 and 5 degrees per second, respectively. The sky is also analyzed separately for different spectral colors, and the degree and direction of light polarization are measured. This allows for the determination of whether a light source is self-luminous or reflects light.

Analysis of Unknown Flying Object Recordings

Frederik Ayer reviewed recordings from the University of Colorado's project on unknown flying objects. He examined a measurement strip from the Haleakala Observatory in Hawaii, recorded on February 11-12, 1966. Another investigation involved a measurement protocol from a visual sighting of an unknown luminous object by three trained observers on September 10-11, 1967.

Point-like astronomical objects, such as stars and planets, appear as distinct brightness peaks on these measurement strips. Ayer identified two curve values on the first recording that suggested a moving luminous object. The coordinates were recorded at 15-minute intervals. Calculations indicated the object could be a satellite-like object with an extremely elliptical orbit or a rocket on a ballistic trajectory, though neither could be definitively verified.

In the second case, three observers reported a bright object moving from northeast to west at a low altitude. A photometer, used for measuring zodiacal light, registered the object across four scan cycles. This instrument used a filter that covered only the 5080±30Å range. Other photometers with red filters did not record anything unusual. Detailed analysis of the trajectory data strongly suggested that it was the ballistic flight path of a rocket launched from Vandenberg Air Force Base at 4:25 HST.

Himmelsphotometers (sky photometers) appear to be quite effective in relatively accurately capturing individual elevation and azimuth values, making them suitable for recording luminous objects above a certain brightness. However, continuous sky monitoring over a large area would be resource-intensive, involving significant costs for equipment, personnel, and data analysis.

The assertion that unknown objects have never been discovered on astronomical recordings is incorrect. In most cases, scientists have not made a concerted effort to specifically search for unidentifiable luminous phenomena. The lack of such reports does not automatically equate to the absence of unidentifiable aerial phenomena, as noted by Franklin Roach.

Cost Estimation for an Optimal UFO Observation Network

Theoretical and practical investigations within the Condon Project concluded that existing optical recording methods are only conditionally suitable for registering UFOs. This is primarily because the design principles of the equipment and the computer-assisted evaluation programs are geared towards conventional objects like meteors or satellites with specific flight characteristics. Other signals are often suppressed as "noise" during recording or processing.

To filter out UFOs, their typical trajectory characteristics and optical appearance must be known. Given the wide range of these characteristics, finding practical distinguishing criteria is extremely difficult. The challenge lies in distinguishing "genuine UFOs" from other objects such as balloons, aircraft, rockets, birds, and kites.

An observation network would likely need to cover optical, electromagnetic, and gravitational field changes. A significant indication would only occur if a specific radiation spectrum characteristic of UFOs were detected. The article mentions that possibilities in this area will be discussed in a later chapter.

In 1968, the Condon Committee scientists made the following recommendations:

1. To quickly and cost-effectively investigate potential UFO sightings, direct contact and data exchange should be established with the "Prairie Network" monitoring system.
2. Similar agreements should be made with operators of weather radar networks for specialized programs to photograph tornadoes and other atmospheric phenomena.
3. Observations should be correlated with measurements from various geomagnetic stations located within or near the "Prairie Network."
4. These three networks, and possibly others, should collaborate using a common time basis, storing data on magnetic tape and radiation receivers. This would enable, for example, the investigation of correlations between optical and acoustic signal propagation during fireballs.

In addition to automated stations, trained observers should be available to activate equipment if suspicious signals are detected. Rapid communication, possibly via amateur radio channels, would be beneficial.

Photoelectric and electromagnetic sensors should be developed for early detection of unknown flying objects, allowing timely activation of measuring equipment. These devices are typically more sensitive and faster than human senses.

Personnel costs could be reduced by involving scientists and amateurs already working on similar programs.

Once a photographic, geomagnetic, and radar network is established, systematic monitoring can begin.

Estimates for such a program are rough. The additional effort for a three-person team to analyze data from the "Smithsonian Meteorite Recovery Projects" or weather radar networks is estimated at DM 500,000 for a five-year operation.

W.T. Powers of the Dearborn Observatory estimated the cost for a new photographic observation network covering 10 percent of the USA's area to be between DM 4 and 40 million.

J. Accetta points out that all American surveillance systems, military and civilian, track 15,000 objects in the upper airspace daily. Of these, 800-900 are typically not identifiable and are automatically filtered out. A specialized UFO analysis program would need to test about 20 parameters using cross-correlation to suppress known phenomena like micrometeorites, auroras, and satellite re-entries. The remaining objects would be classified as unidentifiable, yielding no further scientific information. Such a supplementary program would cost $180,000 USD.

US scientist Larry W. Bryant proposed a specially designed satellite for detecting unknown celestial objects, with development and launch costs estimated at $100 million over five years. The article suggests it would be more practical to utilize existing observation and spy satellites, which are equipped with advanced cameras and electronics. However, this would require specially trained scientists familiar with UFO phenomena to analyze the data, and the high level of secrecy surrounding spy satellite imagery might make this difficult for civilians.

Efforts are underway in the USA to declassify reconnaissance images from older satellite generations for limited evaluation.

Spectrum of Physical Interactions of Unknown Flying Objects and Their Measurement

Practical experience and theoretical assessments confirm that global sky surveillance provides limited information about unknown flying objects. Furthermore, UFOs do not appear to fly along established air routes or follow ballistic trajectories like aircraft or rockets. Witnesses consistently report that these objects appear suddenly, fly for a period during which their path can be tracked for hundreds of kilometers, and then disappear.

It is therefore considered more practical to optimize detection methods and measurement techniques based on the specific characteristics and observed effects of UFOs. Particularly in the context of "close encounters of the second kind" (as defined by Hynek), a range of physical phenomena are described. Witness reports include damage from UFO radiation, such as skin redness, burns, swollen eyes, temporary blindness, and partial paralysis of arms and hands. Frequent reports mention disruptions in electrical systems when UFOs fly nearby: car engines stop, lights go out, and radios malfunction. There are even indications of radioactive emissions, changes in molecular binding forces, and the influence of artificial gravitational fields. These phenomena, apparently caused by a broad spectrum of physical fields and waves, should be registrable through appropriate devices and measurement methods. A sensible combination of such apparatus could also be useful for early warning when unknown flying objects approach.

Reception of Acoustic Waves

Unlike aircraft and rockets, UFOs are generally silent or emit a sound spectrum that significantly deviates from normal engine noise. Descriptions of acoustic perceptions range from 'hissing,' 'humming,' 'vibrating,' 'whirring,' 'buzzing,' 'whistling,' 'hissing,' 'howling,' 'rumbling,' to occasional 'screeching,' 'thundering,' or 'booming.'

A typical sonic boom has rarely been registered, even though the craft, based on visual observations and radar data, sometimes reach multiple times the speed of sound. Some observations, particularly among domestic animals, suggest that UFOs may emit considerable energy in the ultrasonic range. This may also apply to the infrasound range, where low-frequency air pressure fluctuations are beyond the range of human hearing.

Infrasound

While the human ear can process frequencies from 16 to 20,000 Hertz, animals can often hear much higher and lower frequencies. It is plausible that animals react to the approach of unknown flying objects before humans do. Examples of such "pre-warnings" are cited.

From earthquake research, it is known that due to strong sound absorption by rocks, only very low-frequency sound waves from epicenters located many kilometers deep in the Earth's crust reach the surface. Cats and dogs are capable of perceiving such sound waves that lie below the human hearing range. Earthquakes are often preceded by small tremors. In Tashkent, where approximately 200,000 people were made homeless by an earthquake on April 26, 1966, a teacher's dog reportedly began howling an hour before the event. Before the individual seismic waves became audible or perceptible to humans, the animal excitedly ran to the front door.

Fish are particularly sensitive to infrasound. In Indonesia, a specific species of fish is renowned for its ability to warn of earthquakes. Many Japanese keep these fish in aquariums and closely observe their behavior. It is observed that before an earthquake, the fish congregate in the corner of the aquarium furthest from the epicenter. By simple triangulation of directions observed in multiple aquariums spaced far apart, the epicenter of the earthquake can be approximately determined.

Infrasound waves (typically defined for the range of 0.1 Hz to 20 Hz) propagate over long distances with little damping in the air. For example, the sound waves from the Saturn V rockets were detectable up to 1500 km away and at altitudes up to 190 km above the Earth. These sound waves cause air pressure fluctuations that generally run parallel to the Earth's surface. Sweden has a global network of sensitive acoustic sensors that can reportedly even register the launch of a Concorde in London.

In addition to artificial sources like rockets and nuclear explosions, numerous natural phenomena such as volcanic eruptions, earthquakes, ocean waves, and aurora phenomena in northern zones contribute to infrasound noise. However, storms and local winds can partially mask pressure fluctuations arriving from distant areas.

The amplitude of these interference signals is calculated based on the change in wind speed and atmospheric density. Fluctuations between a moderate breeze (25 km/h) and a strong wind (40 km/h) generate pressure differences in the order of 500 dyn/cm², far exceeding the typical natural infrasound levels of 0.1 to 50 dyn/cm².

To filter out local noise, special microphones are used, consisting essentially of 300-meter-long tubes with a sound pressure transducer in the middle. The tubes have a diameter of about 4 cm in the middle, tapering to 1 cm at the ends. Small lateral capillary openings are located at 1.5-meter intervals. Statistical air pressure fluctuations with a period between 1 and 30 seconds are significantly reduced by these "tube microphones." For sound signals with a wavelength approximately ten times the tube length (i.e., infrasound below 0.1 Hz), the receiver shows no directional sensitivity. To achieve directional sensitivity and filter out local wind noise, several such microphones can be placed several kilometers apart. Analog or digital comparison circuits can then filter out non-coherent signals.

The actual infrasound microphone operates on an electrostatic principle, converting membrane fluctuations into a frequency-modulated oscillation with a center frequency of around 1500 Hz. These signals are transmitted via normal telephone lines to a central station for demodulation and evaluation. The lower cutoff frequency of this acoustic high-pass filter is 0.02 Hz, with the upper limit determined by electrical filters in the amplifier. Earthquake waves, for example, have typical frequency periods between 0.4 and 20 seconds. Signal evaluation and recording are facilitated by an automatic frequency shift with a transformation rate of 8000:1. A vibration of 0.01 Hz, for instance, is converted into a tone of 80 Hz. This allows infrasound signals to be easily monitored via normal audio amplifiers and can potentially control a warning system.

Recurring Themes and Editorial Stance

The recurring themes in this issue revolve around the scientific investigation of UFOs, emphasizing the challenges and methodologies employed in their detection and analysis. The magazine highlights the transition from early photographic surveys to more sophisticated monitoring networks and the exploration of various physical phenomena associated with UFOs, including electromagnetic and acoustic effects. The editorial stance appears to be one of critical inquiry, presenting scientific research and data while acknowledging the limitations and complexities of the subject matter. There is a clear effort to ground the discussion in empirical evidence and technological capabilities, while also considering the implications of witness testimony and potential physical interactions.

Title: UFO-Forum
Issue: 103
Volume: 12
Date: 1985
Publisher: UFO-Forum
Country: Germany
Language: German
ISSN: 0170-8502
Price: DM 8,50

This issue of UFO-Forum, titled 'UFOs und Schall' (UFOs and Sound), focuses on the acoustic aspects of unidentified flying objects (UFOs) and the technology used to detect and analyze them. It explores various reported sounds, their potential causes, and the physiological effects they may have on witnesses.

Pressure Transducers and Measurement

The issue begins by introducing highly accurate 'Pressure Transducers' from Crouzet, Division Aérospatial, designed to measure absolute or differential pressure fluctuations. These devices, with upper frequency limits between 13 Hz and 100 Hz and measurement ranges up to 500 mb or 1100 mb, are presented as a tool for detecting atmospheric changes potentially related to UFO activity. The article details their principle of operation, including the use of diaphragms, buffer volumes, and electrical equivalents, and mentions the development of interface modules for computer systems.

It also touches upon smaller, more cost-effective transducers using semiconductor materials, noting their diverse measurement ranges and frequency responses, with some capable of covering infrasound to ultrasound.

Acoustic Phenomena and UFO Sightings

A significant portion of the magazine is dedicated to eyewitness accounts of sounds associated with UFOs. Several cases are detailed:

• Viedma, Argentina (September 1976): Meteorologists observed UFOs emitting sparks and flying in a zigzag pattern. Their barometer readings showed a sharp drop in pressure during the event, suggesting rapid air pressure changes.
• Nykoping, Sweden (April 1977): A farmer reported powerful vibrations from above, causing him to protect his eardrums. His father, living nearby, also experienced severe headaches. The phenomenon was localized and intense.
• Oxelosund, Sweden: A witness described a round, brown disk emitting a shrill whistling sound as it flew away.
• Logrono, Spain (June 1972): A student recorded peculiar beeping sounds from a 30 cm light sphere that entered his room. These sounds were apparently modulated high-frequency carrier waves.
• Belgium (1972): A police officer and his son recorded a circular object hovering in the air, producing a 'whirring' sound with a central frequency around 1100 Hz, fluctuating between 900 and 1300 Hz.
• USA (February 1976): Max Wilson heard a humming sound moving from left to right at an estimated height of 2 meters, lasting about 6-10 seconds. His dog also reacted to the sound.
• Alabama, USA (1962): Dean Self observed a large, whitish object hovering silently, which then emitted pulsating sounds that caused vibrations. The object disappeared abruptly.

Analysis and Recording of UFO Sounds

The magazine discusses the challenges and methods of recording and analyzing UFO sounds. It highlights the work of researchers like Claude Poher and James M. McCampbell. McCampbell categorizes UFO sounds into various types, including low-pitch hums, high-pitch signals, and strange vibrations.

The issue presents technical details on building a pressure-to-voltage converter for measuring air pressure changes, using components like a barometer's measuring mechanism, ferrite cores, and integrated circuits (CD 4017BE, CD 4020BE, LM 2907). It also mentions the possibility of using optical and acoustic sensors together for automatic detection and correlation of UFO events.

Specific Sound Characteristics and Theories

Several reports focus on specific sound characteristics:

• Whistling and Humming: Many cases involve whistling or humming sounds, sometimes described as 'shrill' or 'thundering'.
• Vibrations: Witnesses often report feeling vibrations, sometimes intense enough to shake windows or cause physical discomfort.
• 'Vacuum Effect': Some reports describe a sudden cessation of ambient environmental sounds (insects, birds, traffic) when UFOs are present, leading to an eerie silence, termed a 'vacuum effect'. This is speculated to be related to the air's conductivity for sound waves.
• Synchronized Effects: The synchronization of optical and acoustic effects is discussed, with the time delay between a flash of light and an accompanying sound potentially allowing for distance calculation.

Case Studies and Technical Descriptions

Detailed case studies are presented, including:

• Herr R. Runkel (Munich): A friend described hearing a 'whirring' sound from two disc-shaped objects that appeared and disappeared rapidly.
• I. Brand (August 1976): A tape recording of 'whirring' sounds was made, and later, a similar piercing 'whistling' sound was heard over a house in Denmark.
• Physicist James M. McCampbell's Theory: McCampbell suggests that vibrating tones, often in the 1-10 kHz range, might be caused by rotating parts of UFOs.

Recording and Analysis Techniques

The magazine emphasizes the importance of accurate recording and analysis. It suggests using stereophonic recordings with multiple tape recorders to triangulate sound sources and determine distances. The absorption of sound in the atmosphere is also considered for calculating the actual sound level at the source.

Literature References

Numerous references are cited, including works by Vallée, McCampbell, Lagarde, Nijssen, Boncompagni, Balanos, Creighton, Stringfield, Fetit, and Tucker, indicating a thorough review of existing literature on UFO acoustics.

Recurring Themes and Editorial Stance

The recurring themes in this issue revolve around the acoustic signatures of UFOs, the scientific and technical challenges in detecting and analyzing these sounds, and the correlation between acoustic phenomena and visual sightings. The editorial stance appears to be one of serious investigation into these phenomena, utilizing scientific instruments and methodologies to gather and interpret data from witness reports and recordings. The magazine promotes the idea that UFOs can produce measurable acoustic and atmospheric effects, and that these effects can be studied using advanced technology.

This issue of Elektor magazine, dated 1978, issue 7/8, focuses on the topic of ultrasound and its relation to unidentified flying objects (UFOs), alongside practical electronic projects for detecting such phenomena.

Ultrasound Phenomena and Effects

The issue begins by defining ultrasound as sound waves with frequencies above the human hearing range (18-20 kHz). It explains that higher frequencies lead to proportional increases in sound pressure and sound velocity, and even greater increases in sound intensity and acceleration. This allows for higher sound pressures and power levels to be generated with ultrasound, capable of igniting cotton at sufficient intensity (citing Brockhaus 1974).

However, ultrasound is significantly absorbed by air, limiting its range. The article details how sound intensity decreases exponentially with distance, with the rate of decrease dependent on temperature and humidity. For example, at 20 degrees Celsius and 25 kHz, the absorption coefficient in air with 20% relative humidity is 5.10^-4/cm, reducing intensity to 1/150th after 100m. With 90% humidity, the reduction is to one three-millionth after 100m (citing Bergmann 1942).

Normally, effects from ultrasound sources are not expected at greater distances. However, at high intensities, unpleasant sensations can occur (citing Blitz 1963). Robert Barrow of the APRO group suggests that UFOs might emit energy in the ultrasonic range, potentially causing prickling sensations, temporary paralysis, warming, or minor burns.

Case Studies and Witness Accounts

Several incidents are presented to illustrate these possibilities:

• November 3, 1960: Two boys in Norway heard a high-pitched humming sound and saw an aluminum-colored object on a hill. After the object flew away, the ground where it had been was still warm. A Geiger counter found no radioactivity (citing Barrow 1976).
• October 21, 1954: In Pozzuoli, Italy, factory workers observed a metallic disk that ascended vertically with a loud whistle. A nearby Pekinese dog died immediately after. The article suggests the dog may have been frightened and fatally damaged by intense ultrasonic energies (citing Guieu 1972).
• Pet Reactivity: Numerous cases report pets reacting first to approaching unknown flying objects, possibly due to their refined hearing capabilities, especially if current humidity levels do not excessively dampen high-frequency signals.

Ultrasonic Detection Circuits

The magazine features detailed descriptions and schematics for several ultrasonic detection devices:

Christian de Zan's Ultrasonic Detector

This relatively simple acoustic detector, developed by French engineer Christian de Zan, consumes only 0.5 mA from a 6V battery in standby. When a strong signal is detected, a monostable flip-flop triggers a buzzer for 20 seconds. The buzzer remains continuous if the signal lasts longer than 20 seconds. The detector's sensitivity drops below 4 kHz, with the upper limit depending on the ultrasonic transducer used. The UCM 90 transducer provides a 4.5 mV signal per µb at 36 kHz. The detector's sensitivity is 0.1 mV, meaning it reacts to signals as low as 0.02 µb. The circuit uses standard components like 2N222 transistors and 1N4148 diodes.

Victor Moberg's Ultrasonic Sound Detector

Developed by American engineer Victor Moberg from San Diego, this multi-stage detector is designed exclusively for ultrasonic signals. It uses an ultrasonic transducer, a buffer stage, a shielded cable, and a two-stage amplifier. The amplified signal is fed into an integrated circuit that mixes it with an internally generated oscillator frequency and demodulates it in an amplitude detector. An active low-pass filter at the output provides a low-frequency signal corresponding to the ultrasonic components. This signal can trigger a threshold circuit, activating a summer and recording the signal on a cassette recorder. The schematic shows components like a transducer, preamplifier, inverting amplifier, non-inverting amplifier, and LO/Mixer.

Elektor's Sensitive Bat Detector

This circuit, described as similar to one in "Elektor" magazine, transforms signals above the human hearing range down to audible frequencies. It can document sounds like bat calls, dog whistles, or even potentially inaudible UFO noises. The circuit is built around a medium-wave receiver IC, the TCA 440, and operates between 25 and 45 kHz. The signal from the transducer passes through an LC filter to a mixer within the IC, where it's superimposed with an oscillator signal. The mixer's output signal goes through an LC low-pass filter to select difference frequencies (e.g., 5 kHz) and is then fed to an IF amplifier. The amplified difference signal at pin 7 is adapted by T1 for headphone output. A detector circuit with diodes D1/D2 and capacitor C3 handles automatic gain control for the pre-amplifier and IF amplifier. The power supply should not exceed 5-9V, with current consumption under 13 mA. Sensitivity depends heavily on the ultrasonic transducer used.

Analysis of Optical Rays from UFOs

This section discusses the analysis of optical phenomena associated with UFOs. It notes that it's rare for fixed optical observation stations to photograph or identify unknown flying objects, with most information coming from witness statements and occasional photos/film clips. Analyzing these phenomena scientifically requires controlled conditions to measure light intensity, spectral analysis, and polarization. Deviations in atmospheric conditions can also be observed.

Intensity Curves

Many witnesses describe the remarkable luminosity of UFOs as evidence of their 'non-terrestrial origin.' While objective proof has been elusive, measuring extreme brightness is now easier with optical semiconductor sensors.

Several witness accounts highlight intense light phenomena:

• February 24, 1977 (Langenargen/Bodensee, Germany): Lothar Schäfler reported an object producing light so bright it illuminated the entire surroundings, making him feel unsafe.
• Winter 1966 (South-Central USA): A nuclear physicist witnessed a pulsating red-orange light that suddenly flared into a blinding white light, illuminating the entire landscape and waking his child.
• May 1968 (Parksville/Vancouver Island, Canada): Hans Sorensen observed a bright yellow light that illuminated his neighbor's house 200m away as if it were daytime. The object, about three meters in diameter, emitted a blue light beam from which a smaller object emerged.
• October 11, 1966 (Wanaque, N.J., USA): B. Thompson reported an object hovering 250 feet away, emitting a light so intense that he couldn't see his own hands or his Jeep's headlights for twenty minutes.

Some cases also mention witnesses' eyes tearing up and suffering from inflammation for days, suggesting that UFOs may have directed concentrated light energies at observers.

Recurring Themes and Editorial Stance

The recurring themes in this issue revolve around the scientific exploration of ultrasound, its physical properties, and its potential connection to unexplained aerial phenomena. The magazine adopts a stance of presenting technical information and witness testimonies, allowing readers to draw their own conclusions. The detailed schematics and explanations of detection devices suggest an interest in empirical investigation and technological solutions for studying these phenomena. The editorial focus is on providing practical, technical content for electronics enthusiasts, while also touching upon intriguing, less-explained subjects like UFOs and their potential physical characteristics.

This issue of UFO-Nachrichten, dated 1983, focuses on the scientific investigation of light phenomena associated with unidentified flying objects (UFOs). The cover prominently features a bar graph illustrating the reported brightness of UFOs, with the main headline highlighting 'Light Spectra of UFOs'. The magazine delves into the technical aspects of observing and measuring these phenomena, exploring the characteristics of UFO lights and the scientific instruments used for their analysis.

Brightness and Pulsation of UFO Lights

The issue begins by presenting a statistical analysis of UFO brightness, citing Dr. W. Bucher's compilation of 'Solid lights' descriptions and a Russian study by Gindilis et al. A diagram shows the distribution of reported brightness levels, with a significant portion of witnesses describing the lights as 'very bright' to 'blindingly bright'. The text notes that while night observations might contribute to a perceived glare, the light intensities are likely high enough to be measured. It emphasizes the importance of registering periodic fluctuations in light intensity, which could be related to other effects like acoustic or magnetic phenomena. These temporal variations can range from slow changes to very rapid pulsations, with frequencies above approximately 25 Hz becoming imperceptible to the human eye.

A specific observation by French engineer Philippe Daurces on February 18, 1953, near Beirut is detailed. Using a 10x45 field scope, Daurces and two witnesses observed three orange-red objects. Through deliberate small movements of the scope, the UFO trajectories appeared as sinusoidal, periodically interrupted lines. Daurces compared this impression to the known frequency of the mains light and estimated the scintillation rate of the objects to be about two to three times higher.

The Pulsograph and Measurement Devices

French UFO researchers from the 'Groupement Technique de Recherche' developed a device called the 'Pulsograph' to measure the modulation frequencies of UFO light emissions. This apparatus can be held like a pistol and aimed at unknown light sources. It incorporates a lens (f=100mm, diameter 80-100mm) and a photocell in an optical focus tube to convert the modulated light into an electrical voltage. A small transistor amplifier can then output this signal to a cassette recorder. If the light frequency falls within the range of the tape recorder (e.g., 50 Hz to 12 kHz), the recorded audio signal is directly proportional to the light modulation.

Further technical details are provided on a circuit designed by French engineer Christian de Zan. This circuit uses a BPY 13 photocell, whose current is converted into a proportional voltage via a high-resistance resistor. A field-effect transistor couples the signal to an operational amplifier with a logarithmic characteristic. After a further 33-fold amplification, the signal reaches the output, intended for headphone connection. Diagrams of these circuits are included.

Spectral Analysis of UFO Lights

The magazine then shifts focus to the spectral analysis of UFO lights, highlighting its importance for understanding the properties and states of the observed phenomena. It discusses how spectral lines, whether narrow or broad, sharp or diffuse, can reveal information. The influence of strong magnetic (Zeeman effect) or electric (Stark effect) fields on these spectral lines is also noted, drawing parallels to how astrophysicists analyze stellar spectra to understand stellar composition and energy processes.

Dr. Claude Poher, a French space expert and astrophysicist, has been working on obtaining spectral recordings of UFOs. The article mentions H.A. Rowland's invention of reflective concave gratings around 1880 as a foundational technique for spectroscopy. For photographic purposes, diffraction gratings etched onto glass plates are recommended.

Diffraction Gratings and Their Application

The issue explains the principles of diffraction gratings, comparing them to glass prisms and prismatic effect filters. Edmund Scientific is mentioned as a supplier of 'Jupiterscope Light Analyzers' containing over 150,000 small prisms. However, simple diffraction gratings have a drawback: about 90 percent of the incident light is concentrated in the central white field, with each spectrum containing only 1-2 percent of the light energy. More efficient are gratings with a sawtooth-like line structure, where the first-order spectrum can contain up to 70 percent of the incident radiation energy.

For 24x36mm photography, gratings that produce a 12-13mm wide first-order spectrum in the visible range (4000-7000 Angstrom) are considered suitable. The required grating density depends on the lens's focal length: 600 lines/mm for a 50-55mm lens and 300 lines/mm for a 135mm telephoto lens. The use of well-corrected photographic lenses and high-sensitivity black-and-white film like Kodak TRI-X is recommended. Exposure times need to be determined empirically based on distance and luminosity.

Practical Considerations and Suppliers

The article discusses the cost and availability of diffraction gratings. While scientific-grade gratings are often expensive due to precision manufacturing, relatively inexpensive duplicates on aluminized glass are available. Edmund Scientific offers 2x2 inch gratings with 600 lines/mm for $59.95. The French company Jobin-Yvon, in collaboration with the Centre National d'Etudes Spatiales, has developed particularly affordable screw-on diffraction grating filters. These filters, costing around 94.08 FF (or 108.78 FF with a case), are used by the French Gendarmerie Nationale for UFO investigations. Specific details required for ordering include the number of filters, camera type, lens type, and filter connection type (bayonet, push-on, screw-in).

It is recommended to use a neutral filter between the grating and the objective lens to protect the grating surface during filter changes. The specifications for one such grating are: 300 lines/mm, 20x21 mm² engraved area, Makrolon material, optimized for 5000 Angstrom. The address for Jobin-Yvon is provided.

Recurring Themes and Editorial Stance

This issue of UFO-Nachrichten demonstrates a strong commitment to applying scientific methods and instruments to the study of UFO phenomena. The editorial stance appears to be one of serious, methodical investigation, moving beyond anecdotal reports to explore measurable physical characteristics like light intensity, pulsation frequencies, and spectral composition. The magazine highlights the development and application of specialized equipment, such as the Pulsograph and diffraction gratings, underscoring a belief in the potential for objective data collection and analysis in the field of ufology. The recurring theme is the scientific exploration of light emissions from unknown aerial phenomena, linking them to physics, optics, and atmospheric science.

This issue of UFO-Nachrichten, dated 1979, focuses on the scientific investigation of Unidentified Flying Objects (UFOs) through advanced optical and measurement techniques. The content emphasizes the use of spectroscopy, infrared, and ultraviolet radiation analysis to study the characteristics of UFOs.

Spectroscopic Analysis of UFOs

The magazine begins by discussing the importance of using high-sensitivity films with short exposure times for capturing the changing colors of UFOs. It references the work of UFO researcher Aimé Michel, who in 1956 hypothesized a link between the spectrum of UFOs and their speed or acceleration. Witnesses often report stationary UFOs as silvery-gray, sometimes with a dark red zone, which changes to bright red upon acceleration. During fast flights, white, green, blue, and purplish-red hues are observed. The article encourages UFO researchers to equip their cameras with diffraction grating films to obtain scientifically valuable UFO photos.

French researcher Vieroudy is mentioned for his recent successes with spectral analysis. His findings suggest that observed color characteristics of unknown luminous points in the sky matched photographed spectra in the 5500 to 6500 Angström range (orangish-red). In 1978, an American research group reportedly recorded a discontinuous line spectrum of a UFO.

The article acknowledges the limitations of photographic methods, particularly in accurately estimating the intensity of light distribution. It introduces optical spectrum analyzers, such as those sold by B&W, as a superior alternative. These systems offer real-time processing and simultaneous display of up to 32 different spectra, with digital storage capabilities. The operational principle involves focusing images of unknown light phenomena onto the entrance slit of a polychromator, where the light is spectrally dispersed by a grating. The resulting signal then hits a photodiode matrix, which is discharged by light and subsequently read out by an electron beam.

Infrared and Ultraviolet Radiation in UFO Phenomena

The issue explores the detection and effects of infrared (IR) and ultraviolet (UV) radiation associated with UFO sightings. It notes that most glasses absorb UV light below 3500 Å, requiring specialized optics like concave mirrors for UV detection. The possibility of UFOs emitting UV light is raised, citing witness accounts of skin peeling and burning sensations after encounters, which are categorized under 'sunburn' in a UFO catalog.

A detailed case study describes an incident on August 13, 1965, in Baden, Pennsylvania, where a witness observed a disc-shaped object emitting an intense blue light. Following the sighting, the witness experienced severe eye pain, blurred vision, and a sensation akin to a severe sunburn. Medical examination confirmed a strong dose of ultraviolet radiation exposure.

UV radiation, primarily in the 2950 to 3050 Angström range, is known for its pigmenting effect on skin. The article also mentions that UV light can excite fluorescence in certain substances, causing them to emit visible light.

Given the reports of intense heat effects associated with UFOs, the emission of significant amounts of infrared radiation is also expected. Several case descriptions are referenced, and it is noted that this heat radiation has occasionally been registered by measuring devices.

A case from La Baule, France, on August 9, 1961, describes vacationers witnessing a strange mass surrounded by a halo. During its stationary phase, a hot updraft was felt. An infrared detector at a weather station registered a significant temperature increase (1380 microvolts) during the event.

The article explains the principles of black-body radiation and Wien's displacement law, which relate temperature to the peak wavelength of emitted radiation. It highlights atmospheric windows, specific wavelength ranges where the atmosphere is relatively transparent to IR radiation (3-5 µm and 8-14 µm), crucial for remote sensing.

Satellite sensors like the US-type NOAA-VHHR are mentioned for measuring Earth's surface temperature in specific IR bands. For amateur photographers and UFO researchers, infrared color films are presented as a means to capture IR components invisible to the human eye.

Technological Applications and Case Studies

The issue discusses various technologies used for temperature measurement, including semiconductor sensors and portable infrared thermometers. The firm Barnes Engineering Co. is mentioned for its detectors covering the 1 to 15 µm range. These devices, while potentially expensive due to the need for low-temperature operation (e.g., liquid nitrogen), offer high accuracy.

A report from Sterling, Australia, details an incident on February 7, 1980, where a yellow object resembling a racing boat was observed. Following the sighting, a cypress tree showed signs of mechanical stress and heat exposure, confirmed by an infrared detector. Amateur radio operators in the area also reported sudden "blackouts" in their transmissions.

Phosphorescent substances are presented as simple qualitative indicators for IR and UV radiation. If a phosphorescent screen brightens near a UFO and then loses its glow after the object departs, it suggests long-wave IR radiation. Intense and prolonged glowing indicates additional UV fluorescence.

Physics of Luminescence and Polarization

Dr. W. Bucher's explanation of luminescence phenomena in dye molecules is presented, detailing normal phosphorescence where electrons transition from a metastable state to the ground state. The article notes that this phosphorescence can be accelerated by infrared light, causing a temporary increase in brightness. UV light, conversely, can cause fluorescence.

A case from September 1950 involving a bomber pilot in Korea is recounted. The pilot observed two large objects that caused his radar screen to glow intensely and disrupted radio frequencies. The objects were described as silver with a reddish halo, and colleagues reported feeling unusual heat and high-frequency vibrations. The films from the onboard camera were inexplicably blacked out, suggesting possible X-ray radiation from the objects.

Another event in Norway on June 19, 1969, involved a wristwatch whose digits glowed intensely near an unknown flying object. The article suggests that both UV and IR radiation may have been involved.

The phenomenon of "flashing illumination" in phosphorescent materials under electrical fields is discussed, noting that the intensity is high only during the initial application of voltage. Magnetic fields above 20,000 Gauss are said to have a visible effect on phosphors.

Polarization Measurement

The concept of light polarization, the orientation of electromagnetic wave oscillations, is explained. It is suggested that UFOs, which often emit various optical rays and strong electromagnetic fields, may exhibit detectable polarization effects. Proposed measurement methods include determining the polarization degree of UFO lights and analyzing changes in the polarization of ambient sky light near UFOs. Another method involves emitting a coherent laser beam towards a UFO and measuring the polarization of the reflected light.

A case from May 5, 1953, near Yuma, Arizona, describes a small white object observed by chemist Wells Allen Webb. The object moved slowly and, according to the report, caused a change in the polarization of the sky's light, possibly due to the Faraday effect in high magnetic field zones.

Recurring Themes and Editorial Stance

This issue consistently emphasizes a scientific approach to UFO investigation, advocating for the use of advanced technology and rigorous measurement techniques. The articles highlight the potential of spectroscopy, infrared, and ultraviolet detection to provide objective data about UFO phenomena. There is a clear stance that UFOs, while unexplained, are subjects worthy of serious scientific inquiry, utilizing the tools of physics and engineering. The recurring theme is the exploration of the physical properties of UFOs, particularly their light emissions and electromagnetic interactions, through empirical observation and measurement.

This issue of UFO-Forum, dated 1980, focuses on the topic of "UFO Fields and Optical Effects." It delves into the complex interplay between unidentified flying objects, their potential electromagnetic and gravitational fields, and the resulting optical phenomena observed by witnesses and captured in photographs. The magazine presents a blend of witness accounts, photographic analysis, and theoretical explanations, drawing on physics principles to interpret these enigmatic sightings.

UFO Fields and Optical Effects

The issue begins by describing a sighting where an object's appearance changed, and dark rings surrounding it became visible only when viewed without polarized sunglasses. This observation leads into a discussion of skylight polarization and how it varies with the sun's position, illustrated with diagrams showing polarization degrees at different angles. The text explains that the distribution of skylight polarization is symmetrical to the sun's vertical axis, and in certain directions, skylight can be significantly polarized.

Magnetic Fields and the Faraday Effect

Further exploration connects UFOs to magnetic fields, referencing the theories of physicist Burkhard Heim. The concept of gravitational vortex fields and their role in maintaining a hovering state or providing acceleration is introduced. The Faraday effect is highlighted as a key phenomenon: polarized light passing through strong magnetic fields should have its polarization plane rotated. This rotation, if significant enough, could lead to the observed dark zones or the disappearance of light when viewed through a polarizer, such as sunglasses. The article presents diagrams illustrating magnetic field lines around a hypothetical flying object and discusses how these fields might interact with light.

Mathematical Analysis and Experimental Data

Mathematical formulas are presented to calculate the rotation angles based on factors like velocity and magnetic field strength. The Verdet constant, which quantifies the Faraday effect in a medium like air, is discussed. Calculations are shown for a specific scenario involving a 'third ring' observed by a witness, estimating the product of magnetic field strength (H) and path length (L). The results suggest that such fields would need to be extraordinarily strong, far exceeding Earth's magnetic field, and would require advanced technology, possibly involving superconducting coils, to generate.

A graph illustrates the dispersion of Verdet constants for different gases (Hydrogen, Nitrogen, Oxygen) as a function of wavelength, referencing data from Ingersoll and Liebenberg.

Photographic Evidence and Analysis

The issue presents several photographic examples of UFOs, often featuring "dark zones" or halos. These images are analyzed to understand the phenomena they depict. One case involves a US Navy photograph from 1952 showing a domed disc with a halo, which reportedly disappeared at high speed. Another photograph from 1972 in Arizona shows a UFO with a halo. A third image, described as an illustration, depicts a cone-shaped condensation zone. A 1974 photograph from Oberwesel shows a similar cone-shaped zone with a "focal point."

Witness Accounts and Case Studies

Several detailed witness accounts are included:

• Catalina Island, 1952: Hundreds of scouts observed a large, disk-shaped object that appeared cigar-shaped initially. It flew silently and left no exhaust. The sky around it was unusually dark, and its shadow was visible on the ground.
• Shuttlewood, England, 1919: Witnesses saw a tennis ball-sized, fluorescent light sphere hovering silently. The object performed intelligent maneuvers, changing brightness and causing visual distortions, making the ground and a fence behind it invisible.
• Oregon, 1966: A photographer captured an image appearing to show three UFOs, possibly indicating rapid appearances and disappearances within the exposure time.
• Alaska, 1965: A photographer documented an object that seemed to show six distinct phases or cross-sections, suggesting extremely rapid changes or movements.

These cases are analyzed by Adrian Vance, who suggests that the multiple images in some photos might represent the object disappearing and reappearing multiple times within fractions of a second, faster than the human eye can perceive.

Theoretical Frameworks: "Space Jumps" and "Projector Theory"

The magazine explores more speculative theories to explain the rapid and unusual movements of UFOs. One concept discussed is that of "space jumps" or "synthropods," where UFOs might not move linearly but rather "jump" between locations. This is linked to I. Brand's "projector theory," which posits that these objects could be briefly projected or materialized into our space. The process involves the object dissolving at one location and reforming at another, creating a series of erratic spatial and temporal displacements rather than a continuous flight path. A diagram illustrates this "movement method."

Another case from New Zealand in 1979 describes a phenomenon where a light left two displaced discs instead of a light trail, supporting the idea of a sudden transition or jump between phases.

Multiple Appearances and Formations

Some sightings involve multiple identical objects appearing simultaneously or sequentially. One example from France describes two identical forms appearing separately and then seemingly merging. Another case from Austria in 1954 involved three metallic discs observed in close proximity, possibly representing different phases of a single object or a projection phenomenon. A condensation trail was observed connecting these discs.

Recurring Themes and Editorial Stance

This issue consistently emphasizes the potential connection between UFO phenomena and advanced physics, particularly electromagnetism and optics. The editorial stance appears to be one of serious inquiry, attempting to apply scientific principles and rigorous analysis to witness testimonies and photographic evidence, even when dealing with highly unusual or speculative theories. The magazine highlights the challenges posed by military secrecy in obtaining full access to relevant data. The recurring themes include the optical effects of UFOs, the role of magnetic fields and light polarization, the analysis of photographic evidence, and the exploration of unconventional theories regarding UFO propulsion and movement.

This issue of UFO-Forum, identified as issue number 100 and dated 1980, focuses on the electromagnetic phenomena associated with unidentified flying objects (UFOs). The cover features a striking photograph taken by Erich Kaiser in the Styrian Alps on August 3, 1954, depicting several bright, possibly triangular or diamond-shaped objects in the sky above a mountainous landscape. Accompanying the cover image are smaller photographic examples, including a sequence of frames showing a changing object shape and a portrait of a man, likely related to the articles within.

UFOs and Their Electrical Fields

The issue delves into the complex relationship between UFOs and electromagnetic fields, presenting a range of evidence and case studies. It highlights that photographic evidence of UFOs, while often fragmented, is crucial for understanding their movement and potential effects. The article emphasizes the importance of using high-speed film cameras to capture dynamic phases of flight and possible shape changes.

Photographic Evidence and Case Studies

Several specific cases are detailed:

• Australian Film (1978-1979): Australian television reporter Quentin Fogarty captured a 16mm film with 23,000 frames of UFO maneuvers from an airplane. This film, analyzed by a team led by physicist Dr. Bruce Maccabee, is considered authentic and shows objects jumping between locations. Two photos from a 1979 news broadcast are presented as likely capturing similar phenomena.
• Palermo, Italy (1978): Police photographers documented a phenomenon witnessed by thousands. The object, initially a bright cigar shape, transformed into a giant, deformed egg. The police president ensured photos were taken for interested parties. Witnesses described abrupt, fast, and sometimes slow movements.
• Carabinieri Photo: Another photo from the Carabinieri shows a bright object appearing in a elongated form at times, while its round shape is also captured.
• Italian Bank Employee (1966): A similar photo from September 1966 shows a cylindrical object from which a smaller round ball flew out, both emitting a greenish glow. This photo was examined and authenticated by experts.
• Project Starlight International (1975): This project photographed a round object that suddenly accelerated away with incredible speed, leaving a trail with a visible 'interruption,' similar to other reported cases.

Optical Phenomena and Light Distortions

The article explores how UFOs distort light, leading to phenomena like curved or kinked light beams.

• Ellezelles, Belgium (1972): A young farmer observed a glowing cloud from which blue light beams shot out, appearing to touch the ground at three points. These were not considered normal light beams, suggesting influence from unusual atmospheric zones or fields.
• Norwood, Ohio, USA (1949): Pastor Gregory Miller filmed an object illuminated by a spotlight. The light beam was deflected by 37.5 degrees by an invisible field near the UFO.
• Taizé, France (1972): Several young people observed a cigar-shaped object emitting light beams. When a flashlight beam was directed at a hedge near the object, the light was bent perpendicularly upwards, making the hedge appear invisible at that spot.
• Bourkes Flat, Victoria, Australia (1966): Ron Sullivan reported a disc-shaped object causing his car's headlights to deflect. Indentations were found in the soil where the object hovered. This incident was followed by a fatal car crash at the same location two days later.

Electromagnetic Field Effects

A significant portion of the issue is dedicated to the electromagnetic effects of UFOs, citing literature and scientific investigations. Dr. James E. McDonald is quoted emphasizing the documented reality of electromagnetic disturbances coinciding with UFO sightings, despite their lack of official scientific recognition.

• Ozone Smell: Reports of an ozone smell in the vicinity of UFOs are presented as a clear indicator of electrical discharge phenomena.
• Electrical Field Sensations: Numerous witnesses have reported feeling strong electrical fields. Bill Pecha from California described his hair standing on end and crackling sounds when observing a large, round object hovering above his house. Robin Peck in England experienced similar sensations, with his hair standing up, while his car's headlights flickered and failed.
• Atmospheric Electricity: The article explains that UFOs can generate extremely strong atmospheric electrical fields, comparable to those found during thunderstorms. It notes that normal conditions involve positive ions accumulating above the Earth due to cosmic radiation.
• Ionization Measurements: A report from France details measurements taken near a suspected UFO sighting. Elevated negative air ionization was detected in a specific area, which diminished over time. This phenomenon was investigated by specialists from the L.D.L.N. group.

Detection and Measurement

The issue discusses the potential for modern technology, such as microcomputers and microsensors, to detect these electromagnetic disturbances. It suggests that measuring devices should be sensitive to rapid changes in the second range to distinguish UFO effects from slower environmental variations. A schematic for a simple electrometer is provided, along with a description of an E-field meter developed by Prof. Dr.-Ing. Hans Kleinwächter, designed to be unaffected by air currents or moving materials.

Recurring Themes and Editorial Stance

The recurring themes in this issue are the visual and physical evidence of UFOs, particularly through photography and witness accounts, and the pervasive electromagnetic and atmospheric effects they seem to produce. The editorial stance appears to be one of serious investigation and documentation of these phenomena, highlighting the need for scientific recognition of the extensive evidence gathered by researchers and witnesses worldwide. The magazine aims to present factual accounts and technical details to inform its readers about the ongoing study of UFOs and their potential impact on our environment.

This issue of UFO-Forum, spanning pages 110-119, focuses heavily on the detection and analysis of magnetic field disturbances potentially associated with unidentified flying objects (UFOs). The content includes technical explanations of measurement devices, detailed case studies of alleged UFO encounters, and discussions on the scientific challenges of correlating these phenomena.

Atmospheric Ionization Measurement

The issue begins with a description of devices used to measure the ionization level of air. These devices typically employ a cylindrical capacitor through which air is drawn by a fan. The electrical charges on the metal electrodes generate a current that is amplified and recorded, allowing the ion density to be read on a display instrument. This method is attributed to Varga (1972).

Additionally, the text mentions that elevated ozone concentrations in the atmosphere might occur during close encounters with UFOs, possibly due to strong electromagnetic fields and discharge phenomena. Simple measuring devices for ozone are available, based on ozone's strong light absorption at a wavelength of 2537 Å. A portable measuring device that indicates both ultraviolet light transmission and ozone concentration is described as being detailed by Antonides (1976).

Magnetostatic Fields and UFOs

The core of this section delves into the evidence linking UFOs to significant magnetic field emissions. It is stated that numerous direct and indirect observations have confirmed that unidentified flying objects frequently emit magnetic fields of considerable intensity.

A statistical study by French researcher Claude Poher (Poher/Vallée 1975) is highlighted. Poher, formerly head of the space rocket department at the French Institute for Space Research, analyzed data from the geophysical station in Chambon-la-Forêt. He investigated UFO reports from October 1-18, 1954, and attempted to correlate them with disturbances in the Earth's normally constant magnetic field. His analysis yielded a correlation factor of 0.034 for the horizontal field and 0.58 for the vertical field strength, which is considered noteworthy.

Estimates suggest that a UFO at a distance of 40 km could cause a disturbance of 10 gamma in the vertical component of the magnetic field. Based on a cubic propagation law for magnetic dipole fields, a magnetic field of approximately 0.8 million Oersted (equivalent to Gauss in air) would have existed within a 20-meter radius of such a craft. This figure aligns remarkably with calculations from the Faraday effect mentioned earlier. However, the data is acknowledged as fragmented and requiring further confirmation, as noted by American researcher Allen Hendry.

A graph illustrates the upper limit of disturbances caused by a UFO, based on a statistical study from October 1954. The graph plots K (peak-to-peak disturbances of the vertical component of the Earth's magnetic field) against Q (distance in km of UFO from Chambon-la-Forêt). It shows observed and calculated upper limits of disturbances.

• The text provides specific data points for a dipole field following a 1/r³ law:
• Distance 40 km, K = 10 Gamma
• Distance 150 m, K = 1.896 x 10⁸ Gamma = 1896 Oersted
• Distance 20 m, K = 0.8 x 10⁶ Oersted

These distance figures refer to the distance from the measuring station to the center of the field source.

Case Studies of Magnetic Disturbances

Several specific incidents are detailed:

Antarctic Sighting (1965): A report from 1965 describes a geomagnetic measuring station in Antarctica registering a UFO flyby. On Deception Island, a giant, lens-shaped object was sighted on July 3rd, exhibiting erratic zigzag flight, color changes, high speeds, and prolonged hovering. Variometers registered disturbances in the Earth's magnetic field. Simultaneously, radio communication was severely disrupted, making it impossible to notify other bases.

French Sightings (1957):

• Vins-sur-Caramy (April 14, 1957): Two women witnessed a cone-shaped metallic object descending. A loud, metallic noise was heard, and a nearby traffic sign vibrated intensely. The object then took off, and subsequent investigations by technicians and commissions using Geiger counters and magnetometers found that metal signposts near the landing sites caused compasses to deviate by 15 degrees at a distance of 5 cm. An irrigation system nearby also showed a 15-degree deviation.
• Palalda (April 22, 1957): A farmer and his wife observed a large, cone-shaped object with blue and red flames flying slowly at a low altitude. The object caused strong air turbulence, disturbing vegetation and the ground. A metal T-beam, part of an old fence, located five meters from the first landing spot, was found to be so strongly magnetized a month later that it caused a 30-degree compass deviation.

Swiss Investigation (1972): An amateur research group in the Jura region investigated a case where a dome-shaped, disk-like object hovered near a house. Ten days after the sighting, measurements revealed strong remanent magnetism in the area, with values of 10-15 Gauss on the ground and over 50 Gauss on the roof of the house, significantly higher than the Earth's magnetic field.

Norwegian Sighting (1956): Two witnesses in Norway reported being followed by a bright, rotating disk UFO. The driver's wristwatch stopped precisely when the UFO hovered in front of the windshield, indicating exposure to a strong magnetic field.

Australian Detector: Keith Cartwright developed a simple compass-based detector designed to trigger an alarm when a UFO's magnetic field deflects the compass needle. The device, named the 'Cartwright' Saucer Detector, uses a compass needle suspended over a contact loop connected to a battery and bell.

US Sightings and Compass Disturbances:

• Cascade Mountains (June 24, 1947): Fred Johnson observed several metallic, round objects that caused his compass needle to swing wildly as they circled overhead.
• New Mexico (August 13, 1959): A pilot reported that both his electric and magnetic compasses began to spin rapidly as three oval, gray objects flew past his aircraft in formation.

Meteor vs. UFO Magnetic Signatures:

The issue also touches upon the possibility of meteors causing magnetic disturbances. Russian researcher Kalashnikov developed equipment to detect magnetic field disturbances from meteor showers, observing increased magnetic pulse rates during events like the Leonids and Perseids. However, an experiment by American researcher Hawkins in 1958 failed to find a correlation beyond normal probability. The text concludes that meteors, typically burning out at high altitudes, are unlikely to produce the measurable magnetic pulsations observed in some UFO cases. A simple compass detector requires a field of several dozen milligauss to respond, which is significantly stronger than what would be expected from a meteor.

Recurring Themes and Editorial Stance

The recurring theme throughout this section is the investigation of electromagnetic and magnetic phenomena associated with UFO sightings. The magazine presents evidence suggesting that UFOs are capable of generating significant magnetic fields that can interfere with sensitive instruments and even affect the environment. The editorial stance appears to be one of open inquiry into these phenomena, presenting scientific measurement techniques alongside anecdotal evidence and case studies. There is an emphasis on the need for more precise and simultaneous measurements to establish a definitive link between UFOs and magnetic anomalies, while also acknowledging the limitations and challenges in such research.

This document, spanning pages 120-129, focuses on UFO detectors, detailing their design, function, and reported activations in conjunction with UFO sightings. The content is primarily in German.

UFO Detector Designs

Kermann Detector (Page 120) Ing. Walter Kermann of Germany introduced an improved compass detector in 1958. It features a magnetized metal plate suspended by a thin copper wire within a transparent plastic container. A 1 cm long silver-plated contact pin at the end of a steel rod is soldered to the plate. This pin extends into a contact ring made of the same material, with a diameter of 8 to 10 mm. The magnetic needle is magnetized by stroking it with a strong magnet. A battery serves as the power source, activating a relay upon contact, which in turn triggers a bell. A holding contact prevents the relay from dropping out even if the needle swings back. A capacitor of approximately 0.1 microfarad is optionally placed in parallel with the contact.

Webner Detector (Page 121) Klaus Webner developed a compass detector utilizing an RS-Flip-Flop circuit and a subsequent gate for power amplification. When the detector is triggered, the flip-flop circuit is set, and a reed relay receives power. This relay, through a magnetically sensitive reed contact, activates a bell circuit. A reset button allows the circuit to be reset. A disadvantage of this design is the standby current consumption of the control circuit, requiring four 1.2-volt Ni/Cd batteries to be recharged after approximately 60 hours.

CMOS and FET Alternatives (Page 122) To reduce power consumption, CMOS circuits like the CD 4011 and a low-power field-effect transistor (FET) of the type VN 46 AF can be used. Connection diagrams for these components are provided.

Magnetic Field Detection and UFO Sightings

Principles of Magnetic Field Detection (Page 123-124) UFO detectors of this type are triggered by a mechanical contact with a magnetic needle. Such devices have been widely used, particularly in France. The Swiss industrialist M. Perrinjaquet sold numerous such apparatuses under the name "GEOS" in the late 1960s. The sensitivity of these devices can be estimated. Maximum deflection of the magnetic needle occurs when a magnetic field acts perpendicular to the North-South axis. The deflecting field (Bp) is calculated using the formula: Bp = BT * tan(Θ), where BT is the horizontal component of the Earth's magnetic field, approximately 20,000 Gamma. The article provides a table showing the relationship between deflection in degrees and the strength of the interfering field in Gamma. Investigations suggest that UFOs at a distance of 40 km can still cause disturbances of 10 Gamma. Considering a cubic propagation law for magnetic dipole fields, a diagram illustrates the relationship between disturbance field strength and object distance.

Detector Sensitivity and Range (Page 124) Magnet field detectors that trigger at a needle deflection of ± 2 angular degrees have a sensitivity of 700 Gamma, assuming the field acts from an east or west direction. According to the diagram, such simple detectors could potentially detect UFOs up to a maximum distance of nearly 10 km. Natural magnetic disturbances from solar flares, magnetic storms, and industrial electrical installations rarely exceed 100 Gamma and should not lead to false alarms.

Case Studies of UFO Detector Activations and Sightings

European Cases (Page 125-126)

• Chipperfield, UK (July 1, 1966): Ian Forbes received a GEOS detector which allegedly rang an hour after setup. He then observed a metallic-shiny round object at a considerable height. Earlier that year, his wife had observed a similar object.
• Bordeaux, France (November 13, 1966): Francois Tasei was awakened by his GEOS detector. He observed a luminous point that appeared to split, and later a faint, horizontally flying rocket-like object with smaller lights.
• Saint-Soulle, France (April 1972): An installed UFO detector belonging to 'M.G.' repeatedly alarmed. Investigating, 'M.G.' found a neighbor unconscious in his car, who reported being pursued by a large disk-shaped object that caused his car to fail and induced paralysis. The neighbor also reported seeing a small figure disappear into the object, which then ascended and flew away.

North American Cases (Page 126-127)

• USA (April 10, 1973): George Fawcett investigated a case where Bruce Derrik, a student, was alerted by a homemade UFO detector. Derrik saw a dark, circular object the size of a car above trees and managed to take two Polaroid photos before it vanished.
• Saint-Priest-de-Gimel, France (August 31, 1975): M. Bachelerie's UFO detector alarmed intermittently. His daughter reported seeing a blue sphere hovering behind their house.
• Port Crane, New York, USA (August 18, 1978): Douglas Dains' UFO detector alarmed. A relative observed a dome-shaped object with an antenna-like spire and a red light, which flew away after about 30 seconds. A sketch of the object is included.

UFO Detector Usage and Effectiveness

Global Deployment (Page 128) It is estimated that several thousand UFO detectors are in use worldwide. The first alarm devices were sold by the Danish UFO society S.U.F.O.I. in 1958. By 1963, the French group "Lumières dans la nuit" had established a national monitoring network, with over 100 devices in use by 1965 and 430 by 1969. Three percent of visual UFO observations between 1968 and 1969 were triggered by these detectors. However, 88 percent of alarms were inconclusive, and 22 percent of negative alarms did not result in UFO observations because the operator was absent or not alerted.

Success Rates and Challenges (Page 128) Christian de Zan estimates the actual success rate of UFO discoveries via detectors at 15 percent. This rate could potentially increase if owners maintained their devices, monitored them constantly, and reported all alarms to a central station. A diagram by Michel Monnerie shows the correlation between UFO alarms and observations in France during 1968, indicating a relationship but also a significant number of non-UFO-related alarms.

Commercial UFO Detectors (Page 129)

The issue also features advertisements for commercially available UFO detectors:

• SKYWATCH UFO DETECTOR MK 3 (England): A magnetic needle type detector with a solid-state latching circuit for audio alarm, battery operated, with specific dimensions and weight. Available for £7.80 or $23.00.
• UFO-DETEKTOR PROTO 1A (Belgium): From the group SOBEPS in Brussels.
• UFO-DETEKTOR DER TYPE SKYWATCH MK 3 (England): Another mention of the Skywatch MK 3.
• SENTRY Model U.F.O. Detector (USA): Manufactured by Aerial Research Systems, this detector is fully assembled and ready to operate, running on penlight batteries only when responding to a UFO, priced at $10.00.
• UFO-DETEKTOR VON MR. LEFRAIN (France): Mentioned with a writer.

Recurring Themes and Editorial Stance The recurring theme is the exploration and application of technology, specifically magnetic field detectors, in the pursuit of identifying Unidentified Flying Objects. The editorial stance appears to be one of documenting and analyzing these devices and their purported successes and failures, presenting both technical details and anecdotal evidence from various international cases. There is an underlying interest in the effectiveness and reliability of these detection methods, acknowledging both their potential and their limitations, including false alarms and the challenges of consistent monitoring.

This issue of the magazine, identified by page numbers 130-139, focuses entirely on the design and principles of various UFO detectors. The content is primarily technical, detailing electronic circuits, components, and operational mechanisms.

ADEPS and the K-1 Detector The French group "Association Pour la Détection et l'Etude des Phénomènes Spatiaux" (ADEPS Atlantique), led by M. Jean Chasseigne, is highlighted for its work on UFO detectors. They built upon the ideas of the late French UFO expert Dr. René Hardy. Together with Christiano Klein, Hardy developed a concept for a simple, inexpensive detector costing less than DM 40. Earlier versions suffered from reliability issues due to oxidation of mechanical contacts affecting the compass needle. The new concept incorporated an optical light barrier. The classic K-1 detector, also used by the American group APRO, operates on the principle that when the arm of a magnetically sensitive plate moves due to a magnetic field disturbance, light from a small lamp falls on a photocell. The photocell's reduced resistance triggers a thyristor, activating a doorbell. The thyristor switches off automatically when the gate electrode loses power, but can be made to remain conductive by connecting the anode to the cathode side of diode D, requiring a manual reset.

American Adaptations and Modern Versions In America, the K-1 detector was also widely used, with the circuit largely adopted. However, the classic photocell was replaced by a light-sensitive rectifier. Users reported that the device was sensitive to mechanical vibrations, such as those near heavy traffic or minor earthquakes. Short circuits or sudden power fluctuations could also cause false alarms. One such device reportedly triggered 26 separate alarms between January and October 1976 without any indication of nearby unidentified flying objects.

A more modern version, with a material cost of around DM 50, was presented by American electronics engineer Henry Morton. This detector uses an LED as the light source in its light barrier, built into the base of a standard compass. The photocell is mounted on the underside of the glass cover. To record UFO alarms even in the owner's absence, the circuit activates an electric clock by disconnecting its power supply via a 12V relay. If switch S1 is in the lower position, a holding current is fed back through diode D2 after the transistor T2 activates the alarm. In this case, the alarm can only be switched off by operating switch S1 again. Further details, including circuit diagrams and parts lists, are available from the inventor, Henry Morton, at 100 Covington St., Wadesboro, N.C. 28170, USA.

Skysensor UFO Detector Components Page 4 provides a detailed parts list and schematic for a "Skysensor UFO Detector." Key components include a Mallory Sonalert, electrolytic capacitors, rectifier bridge, silicon diode, SPDT 12V relay, general-purpose LED, photocell, and transistors. The price for the components is listed as $26.19, with instructions and parts kits available for $30.00.

Christian de Zan's Detector French engineer Christian de Zan developed a detector that also functions based on the principle of magnetic needle deflection but uses integrated components. This device has a very low quiescent current consumption and can operate for a full year on a 4.5V battery. The photodiode is activated by short pulses to save power. When the magnetic needle moves and the pulsed light hits the phototransistor, a circuit triggers, activating an LED indicator and a buzzer. The optical alarm remains active only as long as the needle deviates from the normal North-South direction. The acoustic alarm sounds for at least 15 seconds. This detector is commercially available from Radio M.J. in Paris for 193 F plus accessories and postage. It is housed in a plastic box measuring 150 x 80 x 50 mm and is recommended for use with four 1.5V alkaline cells (6V supply).

"Lumatic" Magnetic Detector Page 5 and 6 show diagrams and a printed circuit board layout for a magnetic detector called "Lumatic." This system appears to use a magnetic needle and possibly integrated circuits for detection.

SEDES and the DEMAS IA Detector The Belgian group "SEDES" (Service Détection SOBEPS) has also conducted extensive theoretical and practical work on UFO detectors. Their first device, the DEMAS IA (Detecteur Magnetique Sobeps), is based on the magnetic needle principle but incorporates several electronic components that make it more resistant to interference. An acoustic alarm is triggered by a needle deflection of approximately ± 2 angular degrees, while a photodiode activates a thyristor at around 3 angular degrees. The switching and latching of an alarm have a delay of 0.5 to 1 second, meaning short alarms only trigger the speaker. Between 2 and 3 angular degrees, the voltage from the photocell is converted into frequency, allowing the pitch to indicate the magnetic field strength. The device can only follow magnetic field changes up to a maximum of 2 Hertz and is powered by a 220V mains supply with very low power consumption. Detailed circuit diagrams are provided with the device, which costs FB 1,550 and is available from SOBEPS in Brussels.

ANTIS 4 Detector Page 8 describes the ANTIS 4 detector from the French group "Lumières dans la nuit." Instead of a mechanical contact or optical light barrier, this detector uses the moving magnetic needle to detune a high-frequency oscillator. The demodulated signal from a diode circuit triggers a transistorized monostable flip-flop, activating an LED and an alarm signal. The trigger threshold is adjustable via a 220 kOhm regulator to ± 2 to 3 angular degrees. The technical specifications include a housing size of 43 x 88 x 137 mm, a needle weight of approximately 2 grams, a 9V power supply, and a battery life of about 6000 hours. The quiescent current is 0.2 mA, and active consumption is 80 mA. The buzzer resistance is 33 Ohms, and the alarm duration is 10 seconds. The operating temperature range is 10° to 40°C, and the sensitivity is 0.5 to 6 degrees (200 to 2000 Gamma).

Inductor Compass and Advanced Concepts Page 9 discusses the limitations of needle-based UFO detectors, particularly their susceptibility to orientation and vibration. It recommends using an inductor compass for more reliable detection of Earth's magnetic field and its disturbances by UFOs. This type of compass uses a rotating coil with a ferrite core. By analyzing the signal's phase, it can detect deviations from North. The article suggests that this "primitive version" can be improved by averaging readings over multiple rotations to eliminate interference or by using a high-pass filter to detect variations in the external magnetic field, making the compass orientation irrelevant.

Page 10 elaborates on advanced processing techniques, suggesting a rotation frequency that avoids interference with the mains frequency (50 Hz). A rotation frequency of 20 U/s (1200 U/min) is proposed, with averaging over 10 rotations providing a measurement every 0.5 seconds. This data can then be processed by a digital high-pass filter (0.1 Hz to 2 Hz) to trigger an alarm signal for changes occurring within 0.5 to 10 seconds. Microprocessors are suggested for this computational task. Practical tests by Herwig Feichtinger are mentioned, with further details available in his article.

Recurring Themes and Editorial Stance The recurring theme throughout this issue is the technical exploration and development of devices designed to detect anomalies in the Earth's magnetic field, which are hypothesized to be associated with UFOs. The articles detail various electronic and mechanical designs, component lists, and operational principles. The editorial stance appears to be one of objective reporting on scientific and engineering efforts within the field of UFO detection, presenting different approaches and their technical merits and limitations without overt skepticism or endorsement of UFO phenomena themselves.

This issue of "Elektronik" magazine, dated 1980, focuses on the topic of UFO detectors, exploring various technological principles and practical implementations. The cover headline boldly states "UFO-Detektoren" (UFO Detectors), and the issue delves into the technical aspects of detecting magnetic anomalies associated with unidentified flying objects.

Hall-Effekt-Sensoren für Kompasse und Detektoren

The first section introduces an elegant solution published in "Electronics" magazine, utilizing Hall effect sensors. These sensors generate a "Hall voltage" in response to a static magnetic field, allowing for the construction of a magnetic compass without moving parts. The described circuit converts analog voltage values into digital signals, enabling direct numerical display of azimuth values and even feeding them to a microprocessor for further processing. The article details a system using two perpendicularly arranged Hall sensors driven by 100 Hz currents, phase-shifted by 180 degrees. A peak detector processes the summed Hall voltages, feeding a counter whose state is stored in a latch register. The recommended Hall sensor is the F.W. Bell BH-850, which provides approximately ±10 mV nominal voltage for a field of ±0.5 Gauss. The text notes that other commercially available sensors might produce only microvolt-level signals under similar conditions, requiring significant amplification. It emphasizes the need for complete electrical isolation of the Hall element inputs and suggests using an operational amplifier in a differential configuration for signal amplification. For mobile stations where horizontal operation isn't guaranteed, a third Hall sensor can be added to correct for inclination errors, referencing Steinbaugh (1980).

Christian de Zan's Magnetic Relay Detector

French UFO researcher and engineer Christian de Zan is presented as utilizing a different principle that also avoids a magnetic needle and moving parts. This approach uses magnetic relays that typically require a certain threshold current to activate. By using a slightly lower excitation current, a weak external magnetic field can be sufficient to trigger the relay. The described circuit employs two oppositely polarized relays, powered by a transistor via adjustable potentiometers. To minimize power consumption, the relays are driven by pulses, allowing for automatic deactivation when the external field decreases. An impulse generator with a field-effect transistor produces pulses of approximately 1 msec duration every 0.3 seconds. This design results in a power consumption of about 0.8 mA at 6 Volts. When one of the relays activates, a feedback loop involving a 33 µF capacitor increases the pulse frequency, and a buzzer sounds audibly. The article advises that when building the circuit, the relays should be placed about 3 cm apart, and the buzzer and batteries should not be near the relays. For maximum sensitivity, the relay axes should point north, and the calibration involves adjusting potentiometers until the alarm sounds and then backing off until it stops. This arrangement can achieve sensitivities of approximately 1500 Gamma. The device can be tested by holding a small bar magnet nearby; it should react from a distance of a few decimeters. The company R.D. Electronique in Toulouse offers a detector of this type, the GT 78, with a more precise regulation, available as a kit for 85 Francs.

French UFO Detector Deployments and Sightings

Numerous detectors of this type are in use in France. A GT 78 with serial number 50 was in operation in Celle-St.-Cloud in 1977. On September 5, 1977, this detector, set to 3000 Gamma sensitivity, triggered multiple alarms between 20:35 and 21:22. Although no unusual observations were reported in Celle-St.-Cloud itself, some witnesses in the neighboring town of Maurecourt experienced a strange phenomenon around 23:15. A 13-year-old named Frédéric Bernard observed a white, brightly shining disc surrounded by a luminous halo through his living room window. The object changed color from red to orange and back to white, then to yellow. It then moved erratically, flew suddenly upwards, became motionless, and later descended rapidly, leaving an orange luminous trail before disappearing. The article speculates whether this sighting could be related to the UFO alarm triggered in Celle-St.-Cloud two hours earlier, noting it's possible (Zan 1979:125).

Fluxgate Magnetometers

The magazine then shifts to modern compasses used in ships, aircraft, and satellites, which primarily operate on the fluxgate principle. A coil on a ferromagnetic core is strongly excited with a high frequency, such as 10 kHz. If an external static magnetic field (Ho) is superimposed, the voltage induced in a sensor coil becomes distorted due to the asymmetrical magnetization characteristic (overdrive effect). The degree of asymmetry is measured by harmonics or distortion factor. Through an electronic control loop, a suitable compensation current can be passed through the excitation coil to "symmetrize" the secondary induced voltage. The magnitude of this compensation current is directly proportional to the strength of the external magnetic field (Kertz 1969). A diagram illustrates this principle, showing the relationship between magnetic field strength (H) and magnetic flux density (B), as well as the induced voltage (U) and compensation current (I).

The CROUZET Fluxgate Compass

The article describes a two-axis, gimbal-mounted fluxgate compass from the French company CROUZET in Valence. It operates reliably even with ship movements up to ±45 degrees. Its display range is from -400 mG to +400 mG, with a sensitivity of 1V/40 mG. The bandwidth is limited to 3 Hz, and its power consumption is 225 mW (15 mA at 15 V). Further details are available directly from the company.

A Simple Fluxgate UFO Detector

A simpler fluxgate device, detailed in "Electronics," uses a sensor coil with 800 turns of AWG 36 wire and a core made of high-permeability Mu-metal. The coil is part of an astable transistorized flip-flop circuit. When an external magnetic field is applied parallel to the coil's field, the oscillator frequency increases; in the opposite case, it decreases. Changes of ±0.4 Oersted in the magnetic field result in a frequency change of ±3 kHz at a center frequency of 11 kHz. This variation occurs, for example, when the coil is rotated in the Earth's magnetic field. The accuracy depends on temperature and long-term stability, which are areas for improvement. Nevertheless, this principle allows for the construction of a cost-effective UFO detector whose output signal can be recorded on a tape recorder. The recorder can be activated upon alarm if the deviation from the set frequency exceeds a predetermined value (Nair 1977).

Circuit Diagram and Components

A more professional circuit for a fluxgate magnetometer can be built for approximately DM 50 in material costs. This detector features a 10 cm long soft iron core with two 9 cm long, single-layer primary windings and a similarly long secondary winding. The presence of an external static magnetic field causes a portion of the primary voltage to be transformed to the secondary side due to the asymmetrical hysteresis curve. After amplification and rectification, a current proportional to the field is displayed on a microammeter. A test button (Tl) allows a test current to be applied to the instrument via transformer T5 and rectifiers D4, D5. This current is calibrated to about 16 µA using potentiometer R9. The components for this circuit are sourced from the 1977 catalog of the US company Radio Shack (Gupton 1977). A detailed parts list is provided, including resistors, capacitors, transistors, diodes, transformers, switches, measuring instruments, and miscellaneous items like battery holders and chassis.

Reed Contacts (Magnetic Proximity Switches)

Finally, the chapter explains the principle of magnetic proximity switches, known as Reed contacts. In these switches, two contact tongues serve as carriers for both the magnetic flux and the electrical current upon contact. In an external magnetic field, a north and a south pole form at the contact tongue's air gap, attracting each other. If the magnetic field is strong enough, the spring force of the contact tongues is overcome, and the contact closes. The contact tongues are made of ferromagnetic material with typical soft iron properties, characterized by low remanence and high saturation value. The company Joachim Weidner offers a range of AMREED switches of various sizes and response ranges. The MMRR 2 type, for example, costs only a few Marks and is also available from Radio-RIM in Munich. Its specifications include a response range of 22.5-37.5 ± 7.5 AW for a 16 mm coil, a maximum switching voltage of 28 V, a maximum switching current of 10 mA, and a contact resistance of 0.2 Ohm. The glass housing is a maximum of 9.5 mm long and 2.3 mm in diameter.

Reed Contact UFO Detector (GEOS 10)

A magnetic field strength of 1 Oersted (79.59 A/m) corresponds to a triggering field strength of approximately 23.6 Oersted, about 120 times the horizontal Earth's magnetic field strength. An unknown flying object with a magnetic field of 10^-4 Oe at a distance of 40 km would need to approach within 250 m to trigger a Reed contact, assuming a cubic propagation law. Compared to the previously discussed devices, such a UFO detector is less recommended due to its modest sensitivity and large tolerances. The Swiss company Impressions Plastiques offers a detector called GEOS 10, which has been on the market for several years. When the built-in Reed contact closes, a simple buzzer connected to a battery is activated. The electronic complexity is minimal, making it feasible for hobbyists to build such a detector for a few Marks.

Recurring Themes and Editorial Stance

This issue of "Elektronik" magazine adopts a practical and technical approach to the phenomenon of UFOs, focusing on the electronic instrumentation that could potentially detect them. The editorial stance appears to be one of exploring the scientific and engineering possibilities for detecting anomalous phenomena, rather than validating or debunking UFO reports themselves. The articles provide detailed circuit diagrams, component lists, and explanations of physical principles, empowering readers to understand and potentially build their own detection devices. The emphasis is on the technology of magnetic field sensing, including Hall effect sensors, fluxgate magnetometers, and Reed contacts, and how these can be applied to the search for UFOs. The inclusion of specific UFO sighting reports, particularly the one from France, serves to contextualize the technical discussion and highlight the potential real-world applications of the described technologies.

This issue, identified by the page number "150" and section "3.3.3 Elektromagnetische Felder", focuses on the intersection of electromagnetic fields, UFO phenomena, and their impact on electrical infrastructure. The content appears to be from a technical or scientific publication, likely from the 1970s or early 1980s, given the references and technical details.

Electromagnetic Fields and UFOs

The article begins by explaining that standard measuring devices are insufficient for detecting rapid changes in electromagnetic fields, such as those associated with approaching or departing unknown flying objects (UFOs). It highlights the effectiveness of detectors based on the induction principle for capturing periodic electromagnetic radiation of higher frequencies. The text notes numerous reports of power plant and light network failures, suggesting that UFOs may induce currents. These effects are compared to those caused by geomagnetically induced currents, particularly those triggered by solar eruptions, which create intense magnetic storms and fluctuations in the Earth's magnetic field.

Impact on Power Grids

Investigations by American and Canadian electricity companies suggest that many unexplained shutdowns of overhead power lines are caused by the spontaneous oversaturation of high-performance transformers. Relatively slow-moving interfering fields induce currents that shift the magnetization curve in the transformer, increasing the excitation current and its harmonics. A typical 50 MVA transformer on a 230 kV line normally draws about 3.5 amperes of magnetizing current. While theoretically up to 100 amperes is permissible before saturation, most manufacturers admit that much lower currents can saturate the iron core in practice. To protect transformers, differential relays are used to automatically shut off the load when a few amperes of fault current occur. Under unfavorable conditions, a sudden shutdown of one or more lines can trigger a chain reaction, paralyzing the entire power supply of a large area within seconds.

Geomagnetic storms with field fluctuations up to 1/200 of the Earth's field can cause voltage gradients of up to 10 volts per mile. For a 500 kV line spanning approximately 400 miles, this could lead to potential differences of up to 4000 volts. This induces an artificial current of 100 amperes in the line, which is sufficient to saturate transformers in substations or trigger protective relays, leading to widespread power failures. This phenomenon is supported by references to Sebesta (1979) and Hayashi et al. (1978).

Case Study: French Incident

In February 1953, three women near Biache-Saint-Vaast reported seeing a luminous shimmer approaching them. It appeared as an oval, apparently solid object flying horizontally next to an electrical line, surrounded by bright yellow, "flickering" stars. The witnesses heard a strong humming sound and a distinct burning smell. Notably, the electrical lines were attracted to the object and swung back and forth. The object came within 15 meters of the women before flying off towards Gaurelles. This incident, documented by Figuet/Ruchon (1979:65), suggests the presence of strong magnetic fields associated with the object.

Based on this observation, estimations can be made. The force between parallel conductors with distance 'r' is described by the Biot-Savart law and the force equation K = B·I·l. In a magnetic field of induction B, and given that B = µ₀·H in vacuum and atmosphere, the force on a length 'l' of conductor is given by K = µ₀·I·l / (2πr). The formula derived is K = 0.2·I²·l/r [N], where I is in kiloamperes. Conductors repel each other when currents flow in opposite directions and attract when currents flow in the same direction, as observed in the French case.

Normally, overhead power lines experience oscillations due to high wind speeds (5-120 Hz). For a low-voltage wire with a cross-section of 50 mm², the maximum specific wind pressure is 0.54 kp/m or 5.3 N/m. Assuming a comparable load from induced magnetic forces, a current of 5.15 kA would be required for a conductor spacing of 1 meter to cause a similar effect.

Electromagnetic Pulse (EMP) Comparison

For comparison, the electromagnetic pulse (EMP) of a nuclear explosion at 45 km distance induces a typical current pulse of around 1 kA in a high-voltage line (Pirjola 1976). Given that EM fields decrease inversely with distance, a value of approximately 5 kA would be expected at a distance of 9 km. Currents of this magnitude can trigger magnetic quick-release switches in low-voltage lines, leading to power outages (Gester/Lorenz: 126).

UFO Detector Technology

To reliably locate unknown flying objects, detectors that react to changing magnetic fields have become preferred. The key components are one or more sensor coils whose induced voltages are amplified and processed. The article describes the work of Colin McCarthy, an Englishman who, in the 1960s, constructed an electronic detector that proved highly effective. His induction coil featured a 10 kΩ winding with a soft iron core, connected to a 5-stage transistor amplifier. The output drove a 50-ohm relay that, when triggered, activated a buzzer. McCarthy's device could detect fields changing at a rate of 1 cm/s, and he estimated it could detect UFOs between 1 and 10 miles away. The device was tested and found not to be triggered by airplanes or passing cars, though car electrical systems could trigger it at close range (15-30 cm).

Modern UFO Detectors and Circuits

A modern UFO detector based on the induction principle is offered by Malcolm Jay of Chingford, England, for 9 British pounds. This battery-operated device stores triggered alarms electronically and has a compact casing (11.5 x 7.5 x 3.5 cm).

The article also presents a simple circuit for detecting small changes in the Earth's magnetic field, published in an electronics magazine in 1977. This circuit uses a stereo preamplifier IC (SN 76131 N or F739 PC) and requires two identical sensor coils. The induced voltages are multiplied and fed to a meter. The sensitivity is adjusted by moving a small magnetic object near the coils until a significant needle deflection occurs. The circuit is designed to compensate for distant magnetic field sources and filter out mains hum and radio frequency interference.

Another circuit, described as a fun but functional "UFO Detector" in the magazine "Elektor," uses an induction coil (L) where magnetic field changes generate a voltage pulse. This pulse triggers a flip-flop, which drives a 23-LED display. The main sensor coil is approximately 23 cm in diameter and requires about 5000 turns of 0.2 mm or 0.25 mm insulated copper wire, totaling 3.6 km in length. The coil is ideally mounted separately from the detector unit, for example, on the exterior of a house.

Technical Details and Schematics

The issue includes detailed schematics for various UFO detector circuits, including McCarthy's magnetic flux detector and the "Elektor" UFO detector. Component lists and explanations of their function are provided. The article emphasizes the importance of the sensor coil in these devices, explaining its calculation and construction based on Faraday's law of induction (∫ E ds = -d/dt ∫ B · df). The formula u = -W·F·(dB/dt) is presented, showing the induced voltage depends on the number of turns (W), the coil's cross-sectional area (F), and the rate of change of magnetic flux density (dB/dt).

For a coil with 100 turns and a 1 m² cross-sectional area, a change in magnetic flux density of 100 nT per second (equivalent to 1/200 of the Earth's horizontal field per second) would yield an induced voltage of 10 µV. For battery-operated UFO detectors, an amplifier output voltage of 2.5 V is considered sufficient to trigger an alarm. With a total amplification of 300,000 (110 dB), the required input voltage could be as low as 8.3 µV.

Dipole Field Propagation

The article discusses the cubic propagation law for static dipole fields: B = k · (1/r³), with k = 0.64 x 10⁶ m³·Tesla for a field of 10 nT at 40 km distance. The differential change of the field with distance is given by dB/dr = -3k/r⁴. For a specific velocity v = dr/dt, the rate of change of the field is |dB/dt| = v · 3k/r⁴.

Recurring Themes and Editorial Stance

The recurring themes in this issue revolve around the detection and measurement of electromagnetic phenomena, particularly in relation to unidentified flying objects. The publication takes a technical and analytical approach, presenting scientific principles, case studies, and detailed circuit diagrams for building detection equipment. There is a clear focus on the practical implications of strong magnetic fields, both natural (geomagnetic storms) and potentially artificial (UFOs), on electrical power systems. The editorial stance appears to be one of investigating these phenomena with a scientific methodology, providing readers with the tools and knowledge to explore them further.

This document, comprising pages 160-169 of a German-language publication titled "UFO-Nachrichten," delves into the technical intricacies of detecting unidentified flying objects (UFOs) through magnetic field measurements. It presents detailed calculations, schematics, and comparisons of various detection devices and their components, primarily focusing on sensor coils and magnetometers.

Technical Principles of UFO Detection

The document begins by establishing a hypothetical scenario: a flying object with a magnetic field approaching a monitoring station at 50 km/h, to be detected at a distance of 2 km. It calculates the expected magnetic flux change in a coil (dB/dt) and the required winding number-cross-sectional area product (w*F) for a desired output voltage (8 µV). The importance of selecting a high winding number and small cross-section for compact sensor coils is emphasized. To mitigate issues like self-capacitance and parallel resonance, the winding is suggested to be divided into 10 chambers.

Sensor Coil Design and Parameters

Specific examples of coil bodies are proposed, including one with an inner diameter of 11.7 mm. For a wire thickness of 0.1 mm, a usable winding number of 2100 and a winding cross-section of 2.35 cm² are calculated. The ohmic resistance is stated as 0.4 kOhm, and the winding capacitance as 90 pF. For 10 parallel-connected coils, the total capacitance (C_GES) is 9 pF, total resistance (R_GES) is 4 kOhm, and total winding number (W_GES) is 21,000.

The document further calculates the winding number-cross-sectional product for the entire sensor coil to be 4.9 m², closely matching the desired value. The ohmic resistance is deemed suitable for good noise matching with operational amplifiers. A bandwidth of 10 Hz allows for effective noise matching below 1 µV, providing a signal-to-noise ratio of nearly 20 dB for an 8 µV signal.

Enhancements with Mumetall

Using a Mumetall core is presented as a method to significantly improve sensitivity by enhancing the permeability. This allows for the detection of UFOs at greater distances or smaller objects at the same distance. However, the text cautions that such high sensitivity can be difficult to utilize due to mechanical vibrations and metal object interference. Furthermore, the usable permeability decreases above 1 Hz due to eddy currents.

Inductance and Resonance Frequency

The inductance (L) of the coil is calculated to be 1.2 H. With a Mumetall core, the inductance increases to 1200 H. The resonance-free range is calculated using the formula f_res = 1 / (2π * sqrt(LC)). With an estimated total capacitance of 50 pF at the amplifier input, the resonance frequencies are calculated to be 20.5 kHz and 650 Hz.

UFO Detection Scenarios and Performance

Circular UFO Flight Paths

The sensor coil is capable of detecting periodic field changes, such as those from a UFO flying in a circular path around an observer. For such a scenario, with B = B₀ sin ωt, the output voltage (u) and the signal amplitude (u_SS) are derived. The input signal amplitude is proportional to the frequency of the field change. Using the relationship B = k/r³, the distance at which a circular object can still be detected is calculated. With the given parameters (w*F = 4.9 m², k = 0.64, u_SS = 8.3 µV), the detection distance is 9.11 km.

If an unknown object completes a 360-degree orbit in 10 seconds (corresponding to the lower detection frequency of 0.1 Hz), it can be detected at a distance of 4.23 km, implying a tangential velocity of 9665 km/h. Slower objects at this distance would escape detection.

Conversely, an object at 1 km distance with a 0.1 Hz orbital frequency or a tangential velocity of 2662 km/h would produce a sensor voltage of 6270 µV.

Limitations and Alternative Approaches

The calculations suggest that for a UFO to generate sufficiently strong magnetic field fluctuations during circular flight, it must possess a very high orbital velocity. For such cases, static detectors (like compass needles) are considered more suitable. Alternatively, the cutoff frequency of a sensor coil detector could be significantly lowered (e.g., to 0.01 Hz or 0.001 Hz). However, this leads to long settling times, making it impractical for actual UFO detection.

Comparison of UFO Detectors

A table presents characteristic data for various UFO detectors: DEMAS 1B (Têcheur 1978), De Broek (1975), and Precision (Sario/Kretsch 1976). Parameters compared include winding number, core material, F*w product, resistance, induction, center frequency, lower frequency limit, attenuation at mains frequency, and sensitivity.

PRECISION MONITORING SYSTEMS

The most advanced device mentioned is from PRECISION MONITORING SYSTEMS (San Diego, Calif.). A group of 35 scientists works there on automated detection of unknown flying objects. Their newly developed magnetometer 105, used in 1974 in California, can detect unknown flying objects via their magnetic fields from approximately 5 miles away. The sensitivity threshold is 0.05 Gamma Hz. Detected signals are amplified, filtered, and converted to audio frequencies via a VCO, outputting to a speaker and cassette recorder. The sensor coil is housed in an acrylic tube and connected via a 30 m cable.

Other Detectors and Research

Page 164 shows photos of the PRECISION magnetometer and the DEMAS 1B detector from the Belgian research group SOBEPS. More sensitive devices are also used for measuring geomagnetic pulsations. The "Mawson Institute for Antarctic Research" in Adelaide, Australia, developed a sensor with a bandwidth of 0.05 to 8 Hz and a maximum sensitivity of 100 V/(γ• Hz).

Integrated UFO Detector Block Diagram and Functionality

Page 165 presents a block diagram of a highly integrated UFO detector, illustrating typical modules and their interaction. The process starts with the signal from the sensor coil going to a low-noise pre-amplifier. Unwanted interference from power supplies (50 Hz, 16 2/3 Hz) is filtered out by a notch filter. An impedance matching stage separates DC components, preventing temperature-induced shifts. Two further amplifier stages provide a total gain of up to 300,000 (110 dB).

The analog signal is then processed by a peak value rectifier. A Schmitt trigger activates at 2.5 V (corresponding to an 8.3 µV input signal). A threshold regulator allows adjustment of the alarm trigger level. The digital output from the Schmitt trigger drives a monostable multivibrator, generating a pulse of adjustable length. The alarm memory flip-flop is clocked by the trailing edge of this pulse.

The minimum reaction time is determined by the delay of the peak detector and the time constant of the subsequent RC circuit. Based on SOBEPS' experience, a time constant of approximately 0.2 seconds is recommended to suppress turn-on transients from fluorescent lamps. Variable delay settings are used to prevent false alarms from other switching operations.

Upon triggering by an unknown magnetic field, various power-intensive modules activate, including logarithmic amplifiers, oscillators, speaker amplifiers, and recorders. An optical signal is emitted by a lamp, and a 1 kHz acoustic alarm is activated. This alarm pulses at 0.3-second intervals and is switched on and off every 10 seconds.

The alarm memory flip-flop can be manually reset or automatically disarmed after a set period (e.g., 20 seconds) if no new trigger impulse is received.

Logarithmic Amplifier and Signal Conversion

To handle a maximum dynamic range of 120 dB (a signal level range of 10⁶), the pre-amplified and filtered signal is fed into a logarithmic amplifier. This compresses the voltage range from 10 µV to 10 V (peak-to-peak) into an output range of 0.25 to 2 V (18 dB). This compressed signal can be displayed on a measuring instrument or recorded by a line or compensation recorder. A time marker can be embedded using a clock module.

The signal from the meter also goes to a VCO, which then feeds into Channel 1 of a stereo cassette recorder. Channel 2 can receive a time mark. The logarithmic range of 0.25 to 2 V is converted such that frequencies from 50 Hz to 10 Hz occur. The recorded audio signals can be routed to the speaker via a switch, allowing acoustic monitoring of magnetic activity after an alarm. Instructions for building a voltage-to-frequency converter are referenced.

Test Coil and Calibration

A test coil, driven by a function generator, is suitable for checking and calibrating UFO detectors. Sinusoidal signals are used to test the frequency response and optimize filters (e.g., 50 Hz or 16 2/3 Hz). Pulse-shaped signals of various magnitudes, waveforms, and durations are used to test the alarm circuit's response.

The magnetic field generated at the center of a test coil is calculated. For a low-impedance coil (50 cm diameter, 100 turns) driven by a function generator with a 50 Ohm output impedance and a 50 Ohm series resistor, a peak current of 10 mA results in a magnetic field with a peak amplitude of 0.01/0.5 Gamma. This yields a magnetic field (H_SS) of 1256 Gamma and an induction (B_SS) of 1256 nT.

The UFO detector's sensor coil is placed inside the test coil. If the sensor coil has a sensitivity of 4.8 dB/dt (without a core), the output voltage for a 1 Hz frequency will be 6 µV. A measurement setup, proposed by the SOBEPS group, is used to compare input and output voltages.

Professional Magnetometers

The chapter concludes by briefly discussing the operation of professional magnetometers used for military or scientific research. These devices utilize the atomic effect of spin resonance to detect static and dynamic fields. The resonance frequency (Larmor frequency) is directly proportional to the external magnetic field.

Crouzet Magnetometer (M.A.D.)

The French company Crouzet produces a highly sensitive magnetometer (M.A.D.) used in helicopters or naval aircraft for submarine hunting. It operates on the principle of magnetic nuclear resonance and is electronically pumped. The sensor head is designed to be independent of the magnetic field vector's direction. Its operating frequency band is 0.075 Hz to 0.25 Hz. A field of 6000 Gamma produces a 10 cm deflection on a recorder. Relative field measurements achieve a maximum sensitivity of 1 Gamma for a 10 cm deflection. The paper feed rate of the recording drum can be set to 6.75 or 300 mm/minute.

Rubidium Magnetometer

A newer development is a Rubidium magnetometer covering a field range from 30 nT to nearly 1 T, with a sensitivity limit of 0.1 nT. It works on the principle of optical pumping, where nuclear resonance manifests as changes in transmitted or re-emitted light intensity. The sensor probe is housed in a small glass cube (approx. 1 cm).

Recurring Themes and Editorial Stance

The recurring themes in this section of "UFO-Nachrichten" revolve around the technical and engineering aspects of detecting anomalous magnetic phenomena, with a strong focus on UFOs. The editorial stance appears to be one of detailed, scientific inquiry into the feasibility and methodology of such detection. The publication presents complex calculations and comparisons of sophisticated electronic equipment, suggesting a readership interested in the practical and theoretical underpinnings of UFO detection technology. There is a clear emphasis on quantifiable data, performance metrics, and the challenges of achieving high sensitivity while mitigating noise and interference.

This issue, identified as section 3.4 and sub-section 3.4.1, titled 'Messung radioaktiver Strahlung' (Measurement of Radioactive Radiation), focuses on the topic of environmental pollution and dangers associated with radiation. The cover date is indicated as '170', likely a page number, with the broader context suggesting a publication around 1980.

Environmental Pollution and Dangers

The article begins by explaining that radiation from cosmic sources, the Earth's crust, and natural radionuclides within our bodies constantly affects us. It highlights that in the past 35 years, the primary source of increased radiation exposure has been fallout from atmospheric nuclear test explosions. Additionally, a smaller but significant contribution comes from radionuclides released by nuclear power plants and reprocessing facilities. Environmentally conscious critics are noted to perceive these 20th-century technologies as carrying incalculable risks, particularly concerning potential damage to the genetic inheritance of future generations.

The text points out that these concerns are not unfounded, citing near-catastrophes at nuclear facilities, such as the one in Harrisburg, USA, which were only narrowly averted. It also raises the issue of artificial flying objects powered by nuclear energy, presenting a potentially underestimated threat. A specific incident mentioned is the crash of the Soviet spy satellite KOSMOS 954 in January 1978 over Canada, which resulted in the release of radioactive substances, with an estimated three-quarters of the reactor's fission products and uranium scattering in the impact area and the remaining quarter dispersed into the atmosphere during its descent.

Concerns are raised about citizens who have heard about unidentified flying objects (UFOs) through the press or personal accounts, now facing unknown dangers from space. The propulsion methods of these objects remain a mystery, with chemical rocket engines being ruled out. The possibility of highly advanced nuclear propulsion is considered. Notably, it is observed that UFO landing sites typically do not exhibit significant radioactive environmental contamination, provided they are monitored with appropriate measuring devices. However, in some cases, a marked increase in radioactivity, up to 40-100 times the natural background levels, has been recorded.

To assess potential dangers from unknown flying objects, the article proposes to first provide a brief overview of natural and artificial radiation exposure and the effects of high radiation doses on humans. It also includes definitions of common units used in this context.

Radiation Measurement Units and Effects

Page 171 explains the unit 'Rad' (rd) as the dose unit that releases 100 erg of energy per gram of matter through ionization. It notes that 107 erg equals 1 Watt-second or 1 Joule. In air, 1 R (Roentgen) corresponds to approximately 0.85 rd.

Different types of radioactive radiation (alpha particles, neutrons, X-rays, or gamma quanta) have varying biological effects, even if the dose is measured in Rad. To account for this, the 'Rem' (rem) unit is defined as the equivalent dose that produces the same biological effects as 1 Rad of X-ray or gamma radiation. The table provided shows the relative biological effectiveness (RBW) for different types of radiation, with X-rays and gamma rays having an RBW of 1, alpha particles of 1, thermal neutrons of 10-20, fast neutrons (under 20 MeV) of 3-5, fast neutrons (over 20 MeV) of 10, and proton radiation of 10.

The natural radiation exposure at sea level in Hamburg is approximately 31 mrem/a, while at the Zugspitze, it is 160 mrem/a. Over 60 years, this accumulates to 1.86 rem or 9.6 rem, respectively. Biogeneticists suggest that a doubling of natural radiation exposure would have no adverse consequences. Therefore, a total additional radiation exposure of 2-10 rem is considered acceptable. For older individuals, where the probability of reproduction is lower, slightly higher limits are set: 50 rem by age 30, 100 rem by age 40, and 200 rem by age 60.

Page 172 presents a table summarizing various civilian exposure levels. For instance, local total dose during tumor radiation therapy can range from 3000-7000 R. A stomach X-ray is 1.5-3 R, a lung X-ray is 0.02-0.5 R, and watching television for 1 hour a day exposes one to 0.18 R/year. A luminous wristwatch exposes the body to 40 mR/year.

The 'X-ray Ordinance' (ROV) in Germany, effective from September 1, 1973, limits equivalent exposure for individuals to 0.15 rem per year. Studies indicate that radiation damage is not always strictly proportional to the received dose; for neutrons, proportionality holds up to about 1000 rd, but for X-rays and gamma rays, biological effectiveness increases quadratically.

The document then outlines the effects of acute, short-term whole-body irradiation: no noticeable changes below 50 rem; malaise and vomiting between 50-100 rem; radiation sickness and blood damage between 100-200 rem; 50% mortality within 30 days between 200-400 rem; and 100% mortality (95% within 14 days) between 400-600 rem.

The total gamma radiation dose from a 'classic' atomic bomb (20,000 TNT equivalent) at 1000 m from the hypocenter is about 2000 R, reducing to 20 R at 10 km distance.

Gamma Rays from Unknown Flying Objects

Section 3.4.2, 'Gammastrahlen von unbekannten Flugobjekten' (Gamma Rays from Unknown Flying Objects), discusses investigations into whether unknown flying objects might emit harmful radiation. In the late 1940s and early 1950s, US scientists investigated this possibility, initially suspecting new weapon systems of foreign powers. Captain Edward J. Ruppelt, later head of Project Blue Book, reported on these discussions and findings.

In September 1949, a group of scientists installed equipment to measure natural radiation. They observed brief, seconds-long increases in radiation readings, which then returned to normal. These events were unusual, and the equipment showed no signs of malfunction.

When a third scientist joined, he reported seeing three silver, round objects flying in a triangular formation at high speed. The objects disappeared within seconds. No sounds were heard, possibly masked by a nearby generator. The timing of the visual sightings matched the radiometer readings, with a discrepancy of only one to two minutes.

About three weeks later, a similar event occurred with a single black object. Measuring devices recorded an abnormal increase in radioactivity, again with no equipment malfunctions. Witnesses were convinced it was not a normal aircraft. Despite attempts to attribute the readings to microwave radiation from onboard radar systems, tests yielded no anomalies. Officially, the objects were dismissed as birds or aircraft, and the readings as temporary equipment malfunctions.

The "Mineral Club" Project and Other Investigations

Scientists who had concluded their normal measurement tasks discussed these events. A year later, they formed a private project, disguised as a "Mineral Club." They set up various measuring devices in a deserted building to automatically record radioactivity over extended periods. The equipment was designed to minimize the possibility of malfunctions, and a specific arrangement of Geiger counters allowed for direction finding of potential radioactive emissions. Recorder tapes were exchanged every two days.

In late summer 1950, all devices were operational. After three months with no significant events, despite UFO sightings being reported in the vicinity, an observation was made in early December around 10 AM. Numerous people reported seeing a silver, circular object. When the "freelance geologists" checked their instruments, they found that the Geiger counters had triggered precisely at 10:17 AM. The recorded radiation exceeded background levels by a hundredfold, estimated to be around 5 rem/a or 0.6 mrem/h (equivalent to the radiation level from a TV screen).

On three other occasions, instruments showed abnormal radioactive readings coinciding with UFO sightings in the area. In one instance, the object was tracked by radar. After no further unusual observations or readings, the project concluded in June 1951. The scientists then began a thorough analysis of their data, seeking natural explanations like sunspots. After a year of discussion with other experts, they concluded that the "cause" of the abnormal radiation spikes must have been the unexplained unknown flying objects.

Inspired by this group, some acquaintances began similar, albeit less extensive, investigations. Two amateur astronomers used a modified standard Geiger counter but lacked automatic recording devices. During their observations, they twice recorded strong increases in radioactive radiation that correlated with UFO sighting reports.

Another group, led by an Air Force colonel interested in these experiments, established a sophisticated system of radiation detectors within a 100-mile radius, coupled with a radar network. Between January and June 1951, the group compared unusual radiation spikes with radar recordings and found multiple matches. Encouraged, the radar personnel and monitoring crews agreed to focus on unusual changes for a three-week period.

On a July evening, two members of this group were driving home when they encountered people looking at the sky. They stopped and observed a bright, circular object moving slowly north on the eastern horizon. They immediately returned to their lab, where they learned that a radar signal had been received from the same direction. A pursuing jet fighter pilot briefly spotted a bright point but lost sight of it when blinded by the setting sun. The object had disappeared from ground radar.

Days later, measurement logs from various radiation monitoring stations showed that those near the object's approximate flight path registered the strongest readings, while stations further west were unaffected.

Inspired by these findings, the group developed ideas for incorporating direction-finding detectors into the empty fuel tanks of F-47 jet fighters to better correlate optical sightings with recordings. Unfortunately, the project was discontinued when participants were transferred to different locations.

Captain Ruppelt, who received these confidential reports, compared UFO reports with abnormal radiation measurements during his work on Project Blue Book. While such phenomena were reported in several cases, there was often a lack of conclusive proof that they were directly caused by unknown flying objects. Nevertheless, the wealth of reports on the physical effects of UFOs over the last 35 years consistently indicates such connections.

Antarctic Incident

Page 176 describes a remarkable event experienced by a group of Chilean scientists during the Second International Geophysical Year (1956-1958) at a station on Roberts Island in the Antarctic. On January 8, 1956, Dr. Tagle (pseudonym) observed two metallic, cigar-shaped objects hovering vertically. He woke his colleague, Prof. Barros (pseudonym), and they studied the phenomenon with binoculars. The visual length of the objects was comparable to the moon's diameter.

By 7 AM, the naval doctor and an assistant also witnessed the event. Around 9 AM, all four observed the objects shift to a horizontal position and change colors. Within five minutes, the objects performed incredible maneuvers, including right-angle turns, abrupt stops, sudden acceleration, and wild zig-zag flights. One scientist noticed a 40-fold increase in radioactivity on two Geiger counters in the station, a level sufficient to harm any organism with prolonged exposure.

As the objects did not fly away, the researchers began taking numerous black-and-white and color photographs, though they lacked telephoto lenses. The whereabouts of these photos are unknown. Subsequent calculations suggested the objects were approximately 150 x 25 meters in size and at an altitude of about 8000 meters.

Around 9 PM that day, one of the objects directed a blindingly bright beam of light at the research station. At 11 PM, an Antarctic blizzard began, and the sky became completely overcast. It wasn't until 2 AM, at the peak of the storm with wind speeds up to 300 km/h, that the radioactivity returned to normal levels. The next day, the alien craft were no longer visible.

On January 20, a supply helicopter landed at the station. The scientists recounted their observations to a high-ranking Chilean Army officer who had previously heard of UFO sightings in Antarctica. Shortly after, the US Air Technical Intelligence Centre (ATIC) sent an extensive questionnaire, which "Barros" and "Tagle" completed conscientiously. However, the US Air Force never commented on this case in its Blue Book report and did not mention it in its official records.

A similar report emerged towards the end of 1976. The American research group VASCAR reportedly managed to measure and analyze the passage of a UFO with Geiger counters at various locations.

Radioactive Traces at UFO Landing Sites

Page 177 states that elevated radioactivity has often been detected in the immediate vicinity of UFO landing sites. However, due to the rarity of investigators with appropriate measuring equipment being present, the number of undocumented cases is likely high. A selection of such cases follows.

Case 1: Montville, Ohio/USA (November 6, 1957, 11:30 PM)

Two holes, three feet deep, were found. Measurements with a Geiger counter approximately 15 hours after landing showed a reading of 0.15 mR/h at the center of a 15 m diameter circle, and only 0.02 mR/h at the edge. A few hours later, the activity in the center decreased to 0.02 mR/h, and practically nothing was measurable at the edge. The natural radioactivity is about 0.006 mR/h (50 mR/a). The rapid decrease suggests the radioactive elements had a short half-life. Calculations estimate the half-life to be 1.7 ± 0.7 hours. The activity at the time of landing is estimated to have been 4.9 R/h or 11 mR/h. These estimates indicate that even the conservative value of 11 mR/h represents a radiation activity 20 times higher than that from a television set.

Case 2: Roanoke, Virginia/USA (December 21, 1964, 5 PM)

Nine days after a UFO landing, Professor Ernest Gehman investigated the area with a Geiger counter. The activity was 60,000 impulses per minute, which for gamma radiation corresponds to approximately 0.6 R/h. This high radiation was confirmed by Harry Cook and Mr. Funk. Experiments showed that the activity decreased drastically when individuals stood between the landing site and the measuring device, suggesting it was less dangerous radiation.

Two weeks later, two Air Force sergeants investigated the area and detected elevated activity with a 2586 Beta-Gamma Radiometer.

Case 3: Boston, Massachusetts/USA (April 23, 1966, night)

One day after an unknown flying object flew near the Kalnicki family's house, Ernest Reid, a NICAP employee, investigated the area with a CDV-700 Geiger counter. A particle on a windowsill, where the object had appeared, showed an activity of 0.025 mR/h.

Case 4: Oktyabrsky Vash, Russia (April 1967)

About 7 km outside the city, two 10 m deep pits were discovered, formed overnight and unusually shaped. Soil samples from the center proved to be weakly radioactive, as found by physics-mathematics student A.V. Zolotov.

Case 5: Beausejour, Manitoba/Canada (May 31, 1967)

Light radioactivity was detected at a burnt UFO landing site measuring 7.5 m in diameter.

Case 6: Île de la Réunion (July 31, 1968, 9 AM)

Ten days after a sighting, Captain Legros, head of civil defense, visited the observation site with a Geiger counter borrowed from the airport. Within a 5-meter radius, eight points showed radioactivity of 60 mR/h. According to the witness, the flying object hovered about 4 to 5 meters above the site. Further measurements indicated that the witness's hat and shoes had also become radioactive. L. Fontaine reported experiencing constant nosebleeds for 8 days after the sighting.

Case 7: Ngatea, New Zealand (September 4, 1969)

The witness found a typical UFO landing site measuring 18 m in diameter. Measurements indicated the presence of radioactive zones.

Case 8: Enebacken, Sweden (August 29, 1970)

Soil samples from three landing sites (40 cm wide and 4 cm deep) showed elevated radioactivity compared to the surroundings. The gamma activity was at 660 keV and did not noticeably decrease within two weeks. Measurements were taken with a Hewlett Packard Multichannel Analyzer. Detection with a standard Geiger counter was not possible due to the low activity (900 impulses in 8 hours, or 2 impulses per minute), which was masked by natural background radiation. The energy distribution diagram is mentioned, and curve 'c' represents the test sample. The maximum at 660 keV suggests the presence of the 662-keV gamma line of Barium-137 (137Ba), which arises from the decay of Cesium-137 (137Cs).

Recurring Themes and Editorial Stance

The recurring themes in this issue are the measurement and detection of radioactive radiation, its sources (natural, artificial, and potentially extraterrestrial), its effects on human health and the environment, and the challenges in understanding and quantifying these phenomena. The editorial stance appears to be one of cautious investigation and reporting on scientific and anecdotal evidence, particularly concerning the potential link between UFOs and unexplained radiation anomalies. The article emphasizes the need for rigorous scientific study while acknowledging the public's concern and the potential risks associated with advanced technologies, including nuclear power and unidentified aerial phenomena.

Title: Flying Saucer Review
Issue: Vol.17, No.1, S.13-17
Date: Circa 1970s
Publisher: Flying Saucer Review
Country: United Kingdom
Language: English

This issue of Flying Saucer Review delves into the intersection of UFO phenomena and radioactivity, exploring documented cases of radiation anomalies at alleged UFO landing sites and the potential health consequences for witnesses. It also provides a technical overview of radiation detection instruments.

Radiation at UFO Landing Sites

The issue begins by discussing Cesium-137 (Cs-137) as a common gamma source, noting its origin as a fission product or through neutron irradiation of Barium. It posits that an undifferentiated irradiation of the Earth, perhaps from a UFO, would yield a spectrum with many more gamma lines. This commentary is attributed to Dr. W. Bucher of MUFON-CES.

Several case studies are presented:

• Carman, Manitoba/Canada (May 1975): An investigation at a UFO landing site revealed radiation activity four times higher than in the surrounding area. The Winnipeg Planetarium undertook this study.
• Toronto, Ontario/Canada (February 8, 1979): Following a sighting, pilot Claude Freeman and radar expert Henning Jorgensen tested a landing site. A Geiger counter registered radiation 1.6 to 1.7 times higher than the background. Within the flattened grass zone, 23 to 24 impulses per minute were counted, compared to 14 to 19 impulses per minute at a 1.5-meter distance. Further analysis of soil samples by Joe Muskat at the "Radiation Protection Laboratory" showed significantly higher levels of Radon, Cesium-137, and Potassium compared to a control sample, with the active sample's radiation rate being six times higher.

Health Effects on UFO Observers

The publication details incidents where individuals allegedly suffered adverse health effects attributed to encounters with unknown flying objects, often involving radiation:

• Atlanta, Georgia/USA (July 1952): Pilot Fred Reagan was reportedly rammed by a diamond-shaped, blinding object. His plane crashed, but he survived. He later suffered from disorientation and died in a psychiatric clinic. An autopsy concluded his death was due to brain tissue disease caused by extremely powerful radioactive radiation. Reagan had no known exposure to radioactivity on Earth.
• Falcon-See, Manitoba/Canada (May 20, 1967): Industrial mechanic Steven Michalak sustained severe burns and experienced cell death in his bone marrow after getting too close to a landed UFO. These symptoms suggested radiation damage.
• Mendoza/Argentina (August 21, 1968): The sister of a neuropsychiatric patient witnessed the landing of an unknown flying object emitting extremely bright light. Scientists from the AEC later determined she had been exposed to radioactive radiation, though the levels were deemed not to be health-damaging.
• Anolaima/Colombia (July 4, 1969): Arcesio Bermudez and other witnesses observed a low-flying, unknown flying object. Two days later, Bermudez became seriously ill, experiencing a drop in body temperature to 35°C, vomiting blackish blood, and suffering dark stool. He was examined by doctors in Bogota and died on July 12, apparently from radiation sickness, with an estimated dose of at least 300 rem.

Radiation Measurement Instruments

The latter part of the issue provides a technical explanation of radiation measurement devices, focusing on their principles and applications:

• Dose Rate Measuring Devices: These instruments are used for qualitative and quantitative detection of received dose rates, defined as the quotient of received dose and exposure time. They are crucial for determining radiation intensity over short intervals.
• Types of Radiation: The text explains alpha (α), beta (β), and gamma (γ) radiation as decay products of atomic nuclei. X-ray and gamma radiation cause ionization in air through the photoelectric effect, Compton effect, and pair production.
• Half-Life and Distance Dependence: Concepts like half-life (the time it takes for radioactivity to reduce by half) and the inverse square law (intensity decreases quadratically with distance) are explained. Examples include Radium (1580 years half-life) and Radon (5.8 days half-life).
• Detectors: The Geiger-Müller counter (also known as a Geiger counter) is described as a common and sensitive instrument for detecting corpuscular and gamma radiation. It works by detecting individual particles that cause ionization in a gas-filled cylinder, leading to a cascade effect.
• Proportional Counter: In this mode, the multiplication factor is constant, allowing for conclusions about the energy and type of particles.
• Geiger-Müller Counter: Operating at a higher voltage, this mode produces a current pulse whose height depends on the instrument's characteristics, not the radiation quality, but offers higher sensitivity.
• Specific Instruments: Several commercially available devices are mentioned:
• Miniature Geiger-Müller Counter ZP 1310 (VALVO): Used for measuring impulse rates and dose rates.
• AUS Radiameter FH-40 E (Frieseke & Hoepfner GmbH): A portable device for measuring gamma radiation dose rates (0.05 mR/h to 100 R/h) and, with an additional tube, beta radiation. It features acoustic feedback and a warning threshold.
• Babyline 62 (Nardeux): A small, battery-operated radiation protection dosimeter for dose and dose rate measurements.
• Geiger-Müller Indicator (Innova GmbH): A cost-effective device with an acoustic indicator.

Recurring Themes and Editorial Stance

The recurring themes in this issue are the detection of anomalous radiation at UFO landing sites and the potential health risks associated with UFO encounters. The editorial stance appears to be one of serious investigation into these phenomena, presenting documented cases and technical data without overt skepticism, suggesting that UFOs may have physical properties that interact with the environment and human physiology in measurable ways, including through radiation.

This document appears to be a section from a German-language magazine, covering pages 190 through 198. It focuses on topics related to radiation detection, particularly Geiger counters, and also delves into unexplained aerial phenomena (UFOs/UAPs) and theoretical physics.

Geiger Counters and Radiation Detection

The issue presents several models of Geiger counters and radiation measuring devices. The "Geiger-Zähler/Geiger counter" section highlights modern, battery-independent devices with high sensitivity. Specific models mentioned include:

• I 24 Gerät mit akustischer Anzeige/Acoustical Geiger counter: Described as highly sensitive with an audible null effect, ideal for detecting low-level radiation. It measures 150x65x35 mm, weighs 0.2 kg, and costs DM 198. A 9V transistor battery (I 361) for this device costs DM 2.35.
• I 25 Universalgerät/Geiger counter: Features a speaker, sensitivity meter, and four measurement ranges (10, 100, 1000, 10000 Imp/s) with optical and acoustic indication. It allows for determination of radiation intensity in mr/h using a provided table. Dimensions are 200x90x70 mm, weight is 0.5 kg, and it costs DM 354. It requires 1.5 Volt UM 3 mignon cells (I 362), with 4 needed per device, costing DM 0.80 each.

The "Rheinisches Mineralien-Kontor KG" in Bonn is listed as a supplier.

Another device, the "Gammatronik 1000" by Impuls Elektronik, is presented as a pocket Geiger counter costing DM 198 (incl. VAT). It provides an acoustic click for each gamma quantum detected, with the rate of clicks indicating the intensity of radioactivity. The manufacturer is Impuls Elektronik, Neckarsulmerstr. 7, 7100 Heidenheim.

DIY Geiger Counter Circuits

The magazine discusses various DIY circuit suggestions for building radiometers, noting that full construction manuals are omitted due to space constraints.

• A simple circuit with headphone and meter output is available from French engineer Christian de Zan for 5.10 FF, using a GM 18503 counter tube and capable of up to 8000 impulses per second.
• A more comfortable device is described by Haas (1980), recommending the ZP1400 counter tube (approx. DM 70 from VALVO). This device draws 10 mA and a 9V battery lasts about 10 hours. With a ZP1400 and a 50 µA meter, it shows full deflection at 0.4 mR/h. The ZP1310 tube is less sensitive, with full deflection at 4 mR/h.
• A gas mantle (containing thorium oxide) is suggested as a test source for Geiger counters, producing up to 50 impulses per second.
• Prof. Dr. med. H. Grüter (1976) proposed repurposing cheap pocket calculators (like Quelle Privileg 61 or Novus 650, around DM 17) as counters by utilizing their constant calculation feature. This involves bridging the plus button with a transistor or logic gate. The maximum counting speed is limited by the internal scanning generator, typically around 60 Hz for a periodic signal. However, for statistical radioactive impulses, the 'dead time' limits the rate to about 25 ms.

Technical Considerations

The text addresses technical aspects of Geiger counting:

• Correction for Dead Time: A formula is provided to correct measured rates (I) for dead time (T) to obtain the true impulse rate (Io). For example, a measured rate of 200/min with a dead time of 25 ms (T=0.025s) results in a true rate of 218/min, indicating a ~9% loss. A rate of 300/min incurs a ~12.5% loss.
• Circuit Complexity: The overall circuit, mainly comprising a simple high-voltage generator and a CMOS logic chip, has low power consumption (under 5 mA).
• Modern Detectors: Newer semiconductor developments, like the CdTe detector, are replacing traditional Geiger-Müller tubes. These detectors are transistor-sized, comparable in price, and offer similar performance, though with a sensitivity about 4 times lower than the ZP1310.
• Simple Radiation Testers: A basic radiation tester can be built using a photodiode covered with a Mylar film to block visible and infrared light, making it sensitive to nuclear radiation. PIN diodes (e.g., BPDP-30, HP5082-4203) are recommended for their speed in detecting beta and gamma quanta.

Field Measurement Guidelines

• Directionality: Geiger counter tubes have directionality, so they should be consistently pointed at the measurement object.
• Zone Measurement: Measuring in circular zones helps to 'circle' a radioactive source.
• Proximity Measurement: When approaching a source, take readings every meter.
• Safety Levels: An activity of 2.5 rem/h is considered 'hot' and requires leaving the area. Further measurements may need protective suits. A dose rate of 2 mrem/h is considered safe.
• Statistical Analysis: Impulse counts are statistical. Averaging over longer periods is necessary. The confidence interval is typically twice the square root of the total count. A difference between two counts is significant only if it exceeds the sum of the square roots of each count.

Photographic Detection Methods

This section discusses using photographic film for radiation detection:

• Mechanism: Light-sensitive film layers are blackened by short-wavelength X-ray or gamma radiation. The blackening (S) is proportional to the product of exposure time and absorbed radiation power, thus proportional to absorbed energy.
• Dosimetry Films: Film badges are used for dose monitoring. A Kodak film's characteristic curve is shown, relating blackening (S) to dose in Roentgens (R). The formula for blackening is S = log(Io/I), where Io is light intensity for 'viewing' and I is light intensity after the film.
• Example: To achieve a blackening of 1 (film contrast 1:10), a dose of 0.67 R would need to be applied, according to the curve.
• UFO Site Investigations: Unexposed film was used at UFO landing sites. In Romania (1976), a teacher investigated a site where grass was burned. A film placed on the site for 45 minutes showed significant blackening, suggesting a radiation activity of about 1 R/h.
• Film Overexposure: A rocket-shaped object observed in California (1976) caused a film to be completely overexposed, suggesting exposure to radioactive radiation. This led to headaches for observers.
• Recommendation: It is recommended to have films from unknown flying objects analyzed, as ionizing radiation might influence the film material alongside visible light.
• DETEX Foil: A gamma and X-ray sensitive self-adhesive foil called DETEX changes color from yellow to red with increasing radiation dose. It is largely unaffected by heat and UV radiation but degrades in direct sunlight.

Detection of Atomic Binding Force Changes

This section explores theoretical physics and its potential connection to UFO phenomena:

• Wilbert B. Smith's Research: Research by Wilbert B. Smith suggests that the binding forces of matter (ionic, valence, dipole, van der Waals, metallic) can fluctuate in time and space. These fluctuations could be dangerous for materials under high stress, such as in aircraft.
• Field Variations: Smith's team used special measuring devices to check areas where mysterious aircraft crashes had occurred. They found significant fluctuations in binding forces within areas up to 300m in diameter, extending high into the atmosphere. These field changes were often observed during or after the passage of unknown flying objects.
• UFO Encounters and Turbulence: A report from American Marine pilot Dave Burch (1975) describes a flight where his Super DC-3 experienced severe turbulence and was pursued by several UFOs. The aircraft's metal parts groaned under the strain. The UFOs were described as flat, oval, about 20 meters in diameter, and glowing like molten steel.
• Energy Spheres: A more dangerous incident occurred in Canadian airspace (1979) where a Cherokee Warrior aircraft's wings glowed red, instruments failed, and the plane was lifted by a 'rolling energy sphere' about 15 meters in diameter. The sphere had red and white glowing sectors. The pilot's mechanical watch stopped, but the electronic one did not.
• Atmospheric Phenomena: A newspaper article (Südkurier, 1979) describes 'zones of unknown transition' over the Barrier Reef, characterized by bright glowing balls (up to 1000 meters in diameter) with estimated core temperatures of 2000 degrees Celsius. These 'bubbles' could move at lightning speed into the stratosphere and ionosphere, dissolving solid objects instantly.
• Plasma Explosions: Similar phenomena were observed over Bell Island, Newfoundland (1978). A 'plasma explosion' of fourth astronomical magnitude occurred, causing minor damage, electrical system failures, and blue-white to dark red lightning flashes. Experts suggest this might be the end stage of a collapsing standing electrical wave, possibly triggered by Soviet ELF wave transmissions.
• Tesla Magnifying Transmitter: The Russians have built large installations based on the 'Tesla Magnifying Transmitter' principle to emit powerful electrical energies and create resonance effects with standing waves.
• Schumann Resonances: The Earth-ionosphere cavity has natural resonance frequencies (Schumann resonances), typically excited by distant thunderstorms. These resonances can be influenced by artificial transmissions.

Theoretical Physics and Material Properties

• Heim's Theory: The six-dimensional quantum field theory of matter and gravitation by Burkhard Heim suggests that classical physics needs expansion. I. Brand (1978) discusses how artificial gravitational field disturbances could lead to phenomena like plasma, strong magnetic and electric fields, heat, and radiation effects. 'Syntropodes' or 'information funnels' from transdimensions could cause psychokinetic effects, teleportation, and dematerialization.
• Gravitational Wave Influence: Under the influence of gravitational waves, molecular and atomic binding forces could weaken, causing metals to lose strength, become soft or brittle, and break apart.
• Psychokinesis and Metals: Experiments by Prof. John B. Hasted and others suggest that psychokinetic influence can cause structural changes in metals. Hasted's electron microscope studies showed atomic structure shifts. Integrated resistance strain gauges detected bending or stretching effects, indicating changes in the electrical potential of lattice structures. These forces appear to move away from the generating medium and can cause objects to flip or swirl.
• Material Hardness Changes: French research teams tested a hard metal alloy used in the Concorde and Mirage aircraft. A psychokinetic was able to alter the hardness of a half-centimeter thick metal piece, increasing its Vickers Pyramid Number (VPN) significantly without extreme mechanical pressure.

Recurring Themes and Editorial Stance

The magazine consistently explores the intersection of fringe science, technological advancements (particularly in detection equipment), and unexplained phenomena. There's a clear interest in UFOs/UAPs, theoretical physics that challenges conventional understanding, and the potential for unusual interactions between energy, matter, and consciousness. The editorial stance appears to be one of open inquiry, presenting various theories, experimental results, and anecdotal reports without necessarily endorsing them as definitive fact, but rather as subjects worthy of investigation.

This document, comprising pages 200 through 209 of "The A.R.P. Journal," focuses on the scientific and observational aspects of unidentified flying objects (UFOs), particularly concerning their potential propulsion systems and the effects they have on their surroundings and observers. The content delves into theoretical physics, measurement technologies, and numerous eyewitness accounts.

Measurement of Material Strains and Forces

Page 200 introduces methods for measuring minute changes in materials, such as the compression of material by 20 thousandths of a millimeter, observed under electron microscopy. It details the development of a circuit by Prof. John B. Hasted for measuring strain and bending forces, utilizing a precision strain gauge (e.g., EA 09 125 BT 120) connected via a resistance bridge and amplifier to a strip chart recorder. To filter radio frequency interference, a coil (L1) is included at the input, and capacitive coupling is used to suppress thermal drift. The article explains that changes in the resistance of a temperature-compensated strain gauge indicate whether the metal has been stretched or compressed. A schematic diagram of the strain gauge circuit is provided.

Page 201 discusses Wilbert B. Smith's "Magnet" force meter, developed in the 1950s. This device, designed to measure binding forces, uses a nylon thread stretched to 75 percent of its breaking point by a steel spring. The thread is wound around a spindle connected to a pointer that moves across a scale. Changes in the thread's length, caused by molecular or atomic binding force variations, rotate the spindle and move the pointer. The device is described as being unaffected by humidity or air pressure changes, with only minor temperature variations impacting its readings.

Detection of Artificial Gravitational Fields

Pages 202-209 explore the concept of UFOs utilizing artificial gravitational fields for propulsion. It is hypothesized that if UFOs are material objects capable of rapid acceleration and direction changes, they must be controlled by gravitational fields. Theoretical investigations into such propulsion methods, particularly based on Burkhard Heim's unified quantum field theory of matter and gravitation, are referenced.

Effects of Gravitational Fields

These fields are expected to produce secondary effects, including strong magnetic and electric fields, heat and cold zones, light distortion, and gravitational waves. The article suggests that a "vortex field" propulsion system would create a repulsive effect in Earth's gravity. Diagrams illustrate the field lines of a disc-shaped "contrabaric generator" and the wave-like motion induced in a row of trees by a flying UFO.

UFOs might exert attractive or repulsive forces on their surroundings, causing turbulence in grass, bushes, and trees, especially when hovering or accelerating near the ground. A catalog of such ground traces left by UFOs during landing and takeoff maneuvers is mentioned.

Below a UFO, a strong downdraft can lift dust and light sand. A case from Brazil in April 1958 describes a saucer-shaped object hovering over the sea, causing the water to churn violently. The object was estimated to be as large as a circus tent.

UFO Encounters and Physical Effects

Several incidents are detailed where UFOs exhibited strong attractive or repulsive forces. A 1961 incident in Venezuela involved a truck being lifted and overturned by a UFO. In Louisiana, USA, two fishermen reported their boat being held stationary by an unknown force emanating from a hovering UFO, despite their engine running.

A farmer in Missouri observed a disc-like object that repelled a thrown stone, indicating an invisible barrier. Another account describes a UFO that prevented a witness from approaching closer than a certain distance, exerting a distinct pressure on the body.

Pilot reports highlight the effects of UFOs on aircraft. John W. Janssen reported his aircraft engine stalling and instruments failing when a bright, hovering disc approached. Ernest R. Howard, flying an F-106, experienced instrument malfunctions and a loss of control near a glowing UFO, describing a zone where natural laws seemed suspended.

Other pilots reported sudden shockwaves and vibrations upon exiting UFO gravitational fields. Lannon Stanley described his aircraft being held by an unknown force and its engine sputtering near a large, orange, saucer-shaped craft. Douglas, a pilot in Korea, reported heat, panel glow, and a high-frequency mechanical pulsation from a UFO.

Car drivers have also reported their vehicles vibrating when approached by UFOs. Sandra Cashel described feeling paralyzed, as if stuck in cement, when a bright orange light ball blocked her path.

Gravitational Field Measurement and Theory

The document posits that UFOs may emit static or pulsating acceleration fields. To better understand these fields, UFO detector stations should be equipped with gravimetric measuring devices. The American society P.S.I. (Project Starlight International) has used such equipment, recording vertical accelerometer readings and detecting periodic field strength variations at 27 and 37 Hz, which could not be replicated by natural causes or passing trucks.

Seismic changes from Earth's crust movements have periods of several seconds, which standard seismographs cannot capture. However, the principle of seismographs, which use a suspended inertial mass to record relative ground motion, could be adapted to locate slowly pulsating acceleration fields. A diagram illustrates a capacitive transducer used in gravimeters, where changes in gravity affect capacitance in a bridge circuit, producing a measurable voltage.

Artificial gravitational fields from UFOs are expected to have minimal effect on the ground but would influence a freely suspended inertial mass. Gravimeters could potentially detect these "gravity waves" if their pulsation frequencies are below the system's resonance frequency. However, the influence of electromagnetic interference from UFOs on the electronic processing and evaluation of these measurements is a concern.

Relatively inexpensive acceleration sensors based on the piezoelectric material PXE are available. These sensors consist of a piezoelectric disc with a seismic mass. When accelerated, the seismic mass exerts force on the disc, generating a voltage. The document notes that Valvo offers transducers for acceleration ranges from 0.01 to 1 g with frequency ranges up to 2 kHz.

For UFOs to hover, they must generate a gravitational acceleration counteracting Earth's gravity, at least 1 g. A cubic propagation law in vacuum is suggested for dipole-like vortex fields. The vertical field strength decreases with distance from the UFO. Additional extinction effects due to the interaction of gravitons with air molecules are also considered.

It is speculated that UFOs might generate a toroidal (donut-shaped) gravitational field for protection against meteors or collisions, which would be repulsive outwards. The "repulsive effects" often reported by UFO witnesses are cited as evidence for such fields.

Recurring Themes and Editorial Stance

The recurring themes in this document are the scientific investigation of UFO phenomena, particularly focusing on advanced propulsion systems based on gravitational manipulation. It bridges theoretical physics with empirical observation and anecdotal evidence. The editorial stance appears to be one of serious inquiry into these phenomena, exploring plausible scientific explanations and the technological means to detect and understand them, rather than dismissing them outright. The document emphasizes the potential for UFOs to operate outside known physical laws or to utilize highly advanced physics.

This document, comprising pages 210-219, appears to be a section from a German-language publication focused on UFO research, likely from the early 1980s, given the references. It details various scientific approaches and projects aimed at detecting and understanding unidentified flying objects (UFOs) through automated measurement stations and sophisticated instrumentation.

Automated Detection of Gravitational Field Changes The first section discusses the possibility of detecting gravitational field changes caused by UFOs using instruments similar to those designed for cosmic gravitational wave detection. It highlights the potential of laser interferometry, which can measure extremely small displacements between masses, to detect vibrations in a wide frequency range. However, it notes that such sensitive equipment, if used in dedicated UFO detection stations, would likely filter out signals not correlated over large distances, thus excluding local UFO phenomena as 'noise'.

Skeptical Views on UFO Evidence A significant portion of the text addresses the scientific community's skepticism towards UFO phenomena. It quotes Hudson Hoagland from a 1969 Science Magazine article, emphasizing that unexplained cases are often due to insufficient data, lack of repeatability, false reporting, or psychological factors, and do not automatically validate hypotheses of supernormality. Critics like James Oberg view 'ufology' as a protest movement against modern science, driven by frustrated amateur researchers.

Proposals for Scientific UFO Research Despite skepticism, proposals for more rigorous UFO research have been made. In a 1968 hearing before the "House Committee on Science and Astronautics," suggestions were made for using a variety of sensors. Dr. Garry C. Henderson, formerly of NASA, advocated for a targeted use of diverse sensors. The goal was to first determine what UFOs are NOT, and then to determine what they ARE, by acquiring hard facts through implemented plans rather than just reviewing sighting incidents.

Instrumented Field Study Proposals

"Project Identification" in Piedmont, Missouri/USA This section details a project initiated in late 1972 in Piedmont, Missouri, by Dr. Harley Rutledge and other scientists. The team used extensive scientific measuring equipment to research numerous UFO sightings. By the end of 1973, they had made over 1000 recordings and filmed various phenomena. A specific incident on May 25, 1973, involved Dr. James Sage and student Steve Huffman observing a bright light. Using amateur radio communication, they exchanged azimuth and elevation data, tracking the object over 16 miles at speeds up to 309 mph, which then changed course and accelerated to 325 mph. During this event, strong radio interference occurred, and later analysis of oscilloscope data revealed unusual signals in the 50-190 MHz range, similar to patterns used for radar deception.

"Project VESTIGIA" in Stanhope, New Jersey, USA This project, initiated by a group of scientists in Morris County, N.J., aimed to systematically record 'ghost lights' or 'will-o'-the-wisps' using modern measuring devices. A specific operation on November 20, 1976, involved a 16-person team with extensive electronic equipment. They deployed a 1200m ground antenna, thermometers at various heights, a Geiger counter, a methan detector, a parabolic microphone, and a VASCAR radar system. During the observation, a faint yellowish-white light was seen hovering. While some observers saw it, others did not. Films showed a circular light source. The VASCAR radar detected nothing unusual, possibly due to target suppression. Unusual frequencies appeared on the oscilloscope, and an energetic traveling field was detected. The light vanished suddenly, and shortly after, the Geiger counter registered a significant, albeit temporary, increase in radiation.

Precision Monitoring Systems in San Diego, California In 1974, a group of 36 scientists and engineers in California formed Precision Monitoring Systems to develop suitable measuring devices for UFO researchers worldwide. The team, including members from universities and research labs, hypothesized that UFOs are guided by gravitational propulsion and cause disturbances in the Earth's magnetic field. They developed an automated magnetometer and proposed using a variety of sensors, including electric field and microwave radiation detectors, to filter out terrestrial signals. The goal was to install these stations in homes or offices for continuous monitoring, with the hope of attracting funding for further development.

CUFOS - Instrumented Field Study In 1976, the Center for UFO Studies (CUFOS) in Evanston, Illinois, proposed methods to expand the UFO research database. They suggested using remotely controlled, automated cameras placed at widely separated points to enable parallax-based distance and size calculations. The proposed system included film cameras, a motor-driven 16mm camera, a light array for color and brightness measurement, a resonance microphone, a magnetometer, a Geiger counter, and a weather station. The system aimed to capture detailed data on light, sound, and electromagnetic phenomena associated with UFO sightings.

European Projects

French Scientific Working Group (SVEPS) The French working group SVEPS aimed to develop an automatic, microprocessor-controlled measurement station for detecting unknown flying objects, based on the ideas of Dr. René Hardy. The system uses a microprocessor to scan various sensors, including those for atmospheric pressure, temperature, humidity, brightness, wind, electrical fields, magnetic fields, photoelectric and spectrographic data, infrasound, acceleration, and air ionization. Data is recorded when deviations from known patterns occur. The system includes service routines and a battery-buffered emergency power supply.

Private UFO Station in Sainte-Soulle, France A French engineer operates a private UFO station in Sainte-Soulle, equipped with an All-Sky camera and devices for measuring magnetic fields, infra- and ultrasound signals. His UFO detector reportedly indicated the passage of an unknown flying object in April 1972.

SUFOI Network in Denmark The Danish study group SUFOI planned to establish a network of UFO detector stations across Denmark, including automated recording stations. Their program, "Project FOTA," is particularly interested in recording UFO sounds, with two cases being studied in 1980.

Recurring Themes and Editorial Stance The recurring themes in this document are the development and application of scientific instrumentation for UFO detection, the challenges of collecting reliable data, and the ongoing debate between proponents of UFO research and the skeptical scientific establishment. The publication appears to favor a rigorous, data-driven approach to UFO investigation, advocating for the use of advanced technology and systematic methodologies. It highlights various international efforts, suggesting a global interest in understanding these phenomena through scientific means, while also acknowledging the significant hurdles and skepticism encountered.

This document details Project "Starlight International" (P.S.I.), a UFO research group based in Austin, Texas. The project, initiated in July 1973 under Ray Stanford and later led by Dr. Daniel H. Harris, focuses on systematic celestial observations using advanced technology. The group is part of the Association for the Understanding of Man (AUM).

Technological Capabilities

P.S.I. boasts a comprehensive array of sophisticated equipment. This includes radar and laser tracking systems, magnetometers, gravimeters, microcomputers, directional microphones, and automated recorders. They also utilize multiple film and photo cameras, including a professional 35mm camera with a 240mm telephoto lens and a Super-8 camera with a zoom lens. For telescopic observation, they employ Schmidt-Cassegrain telescopes. Three synchronized Nikkormat cameras are used for trigonometric analysis of UFO photos to determine distance and size.

A key piece of equipment is the UFO/VECTOR system, a $20,000 laser-based measurement system capable of distance and altitude measurements, observing anomalous light phenomena, communication (voice, video), and telemetry. This system uses a Helium-Neon laser that can transmit signals up to 10 MHz, with a receiver that converts light pulses into electrical signals, capable of analyzing light modulations potentially emitted by unknown flying objects.

For recording optical phenomena, P.S.I. uses video cameras with automatic recorders and various film cameras. Powerful Schmidt-Cassegrain telescopes are utilized for magnified views of distant objects. Three synchronized Nikkormat cameras, set up in a triangle, allow for trigonometric analysis of UFO photos to determine their distance and size.

In June 1977, P.S.I. received FCC approval for a radar system, designated K12XBJ. This Raytheon Model 1700 radar has a 12-mile detection radius and a 7.5 kW output, reportedly unique in its sole purpose of tracking unknown flying objects.

To monitor weather conditions related to UFO activity, P.S.I. uses a microbarometer and an electrometer. Two sensitive magnetometers are employed, triggering "All-Sky" or celestial cameras when a certain threshold is reached, potentially detecting UFOs up to 20 miles away. An alarm siren alerts personnel to unusual magnetic activity. Three new sensors, capable of detecting fields up to 700 Hz, are used with filters to capture all three spatial components of magnetic fields, with data processed by a computer for a color display.

A modified linear accelerometer (Design Technology Type 115) is used to detect changes in gravity or acceleration fields. Ray Stanford emphasizes its potential for providing valuable data, possibly leading to the detection of gravitational waves, which would be a significant contribution to understanding universal physical laws.

All sensor signals are fed into an eight-channel recorder (150 Hz bandwidth) that logs data with international time references. This allows for real-time monitoring and later correlation analysis. P.S.I. has successfully obtained and analyzed such recordings of UFO signals.

Since mid-1978, P.S.I. has operated an automated computer-assisted surveillance system named ARGUS (Automated Ringup on Geolocated UFO Sightings). When an unusual signal is detected, ARGUS calculates the object's distance from radar data and transmits horizontal and vertical coordinates to optical tracking instruments, which then automatically align for film or still image capture. The system displays real-time distance, altitude, and azimuth data, from which object size is derived.

ARGUS also selects a specific area from the radar's coverage (472 square miles) and displays it as a topographic map on a color screen, overlaying the UFO's flight path. This data is stored on magnetic tape for later analysis, allowing for the identification of specific locations and potential witnesses.

The system can also automatically search an address file for UFO researchers living near the detected object's trajectory and call them simultaneously. Responding individuals receive instructions to monitor the sky, take photos, and alert others if necessary. The computer logs the names of all contacted individuals for later follow-up.

Special measures are in place for power failures, with the entire system switching to a backup generator. P.S.I. can provide photocopies of recorder logs to researchers worldwide within 24 hours. Within a week, copies of photos, spectrum displays, magnetic effect data, and gravimetric data in IRIG (FM) format are available on magnetic tape. Interested parties receive duplicates along with verbal reports from lab staff. To conduct witness interviews, P.S.I. has acquired an electroencephalograph, a polygraph (lie detector), and a Psychological Stress Evaluator (PSE).

Notable Observations and Data

Several successful measurements and recordings have been made. P.S.I. believes this data will be more illuminating than thousands of subjective witness reports. Multiple instances have captured phenomena related to unusually strong magnetic fields around UFOs. The group invites scientists to study and comment on their findings and intends to publish their results in scientific journals.

On October 2, 1974, an object was observed over P.S.I.'s test site moving at high speed in a wave-like trajectory, suddenly appearing and illuminating the entire valley with orange light. Ray Stanford and five others witnessed this event, but the object disappeared before it could be fully filmed. The object, visible for about 25 seconds, showed distinct structures on its surface.

On November 11, 1974, Stanford's team observed two distant objects that hovered and then flew away at high speed. They appeared coral-colored, and a milky white light trail was visible on film taken with a Tri-X film sensitive to infrared. The photo, taken with a 300mm telephoto lens at f/4, also revealed a pulsation effect with brightness jumps occurring at a frequency of 30 Hz, which was not perceived by the naked eye.

On December 10, Ray Stanford captured a gold-orange, round object that was visible for about 10 minutes. Forty-two black and white and color photos were taken. Long-exposure shots (5-8 seconds) showed a luminous, colored sphere, and one 8-second exposure revealed a long light trail with an explosive effect at one end, which was not noticed by observers at the time.

UFOs are described as emitting light that is often stationary but can also be rapidly changing and strobing, with frequencies often above the human eye's fusion threshold (40 Hz). This can cause differences between the perceived average brightness and peak intensity. While the human eye integrates short, high-amplitude light flashes, photographic film can capture these modulations, potentially explaining visual structures on UFO images that were not perceived by the naked eye.

Diagrams illustrate the temporal resolution of pulsating dark zones and bright signals around UFOs, explaining why certain phenomena might be missed by human vision but captured on film. The document notes that cameras capable of 24 or 48 frames per second can better capture these modulations. "Flicker" frequencies below the critical fusion threshold are perceived by the human eye, with maximum sensitivity around 5 Hz in dim light and 18 Hz in bright light. These frequencies are similar to human brainwave fluctuations (5-30 Hz), and such light modulations can trigger epileptic seizures or absences in some individuals. Ray Stanford recounts a case where an observer was disoriented by the brightness fluctuations of two UFOs.

On December 12, 1977, Stanford filmed a UFO from a Boeing 727 near Dallas-Ft. Worth. He observed a dark, round object, followed by a cylindrical, glowing object that appeared about three times the size of the moon and was filmed for nearly 2 minutes. Analysis of the film revealed two instances where a gaseous, glowing mass was ejected at high speed (estimated at 1000 km/s), with no divergence effect. This speed is considered plausible given research into electromagnetic mass accelerators.

Subtle ring-shaped zones were visible around the object on several film frames, potentially indicating the Faraday effect. This is attributed to changes in the polarization of sunlight caused by the aircraft window and a "beamsplitter" in the camera, possibly due to strong magnetic fields and the Faraday rotation of the polarization plane in ionized air.

These ring-shaped effects, observed on multiple, non-contiguous frames, suggest a pulsed magnetic field around the UFO, possibly generated by shock-compressed magnetic fields, similar to those projected for electromagnetic cannons. Stanford also relates this to magnetohydrodynamic drive concepts.

At the moment the glowing mass was ejected, a faint circular (possibly spherical) dark zone was observed on one frame, expanding in a ring. This is interpreted as an expanding shockwave due to altered light refraction in compressed air and favorable polarization conditions.

Distinct turbulent effects were observed around the glowing gas or plasma zones of the UFO. A dark band within the elongated object's image was seen to change orientation multiple times, details that were only visible in polarized light and not to the naked eye.

On July 19, 1978, P.S.I. recorded magnetic field disturbances around two unknown flying objects observed near Plains, Texas. Three team members with a mobile measurement unit recorded the event. The objects repeatedly vanished and reappeared elsewhere. The magnetic field disturbance signals increased as the UFOs approached, with short spikes correlating to abrupt 180-degree turns. The film captured one such maneuver.

In addition to magnetometer readings, signals from a broadband radio receiver and a gravimeter were recorded. Correlations were noted between radio signals and magnetic field fluctuations, while the gravimeter showed a distinct pattern with frequency components between 27 and 37 Hz and significant amplitude variations. Tests conducted before and after the sighting ruled out normal environmental disturbances or truck shockwaves as causes for the gravimeter's signal pattern. Wind influences were also excluded as the equipment was inside a mobile measurement van.

On the evening of the same day, between 22:50 and 23:25, P.S.I. successfully photographed UFO light spectra for the first time using a 35mm camera with a Bausch & Lomb diffraction grating. Analysis of these images is ongoing, but preliminary findings indicate discontinuous spectra with clusters of lines, particularly in the red and near-infrared regions.

Audio recordings of this UFO event, captured with a directional microphone, revealed strong low-frequency components that were distinctly felt by observers. Unfortunately, no equipment was available at the time to record these infrasound components. Stanford likens the sound to the "rumbling noise effects" from the film "Close Encounters of the Third Kind."

Recurring Themes and Editorial Stance

The document consistently emphasizes the scientific and technological approach of Project Starlight International. The focus is on objective data collection, sophisticated instrumentation, and rigorous analysis to understand UFO phenomena. The editorial stance appears to be one of serious scientific inquiry, aiming to move beyond subjective witness accounts and contribute to a deeper understanding of physics and the universe. There is a clear belief that technological advancements and detailed documentation are key to unlocking the mysteries of UFOs and potentially revealing new physical principles, such as gravitational waves. The group actively seeks collaboration with the scientific community and aims for publication in peer-reviewed journals, indicating a commitment to scientific validation.

This document comprises pages 230 through 239 of a publication titled 'UFO-Forum', focusing on scientific approaches to understanding UFO phenomena. The content is primarily in German and appears to be from the 1970s or early 1980s, given the references.

Article 1: Acoustic Phenomena and Object Characteristics (Page 230)

The first section details observations of loud noises associated with UFOs, particularly during 180 or 90-degree directional changes. The acoustic effects were delayed due to the speed of sound, allowing for an estimation of object distance (4.3 kilometers) and relative angular diameter (approximately 6 meters) based on a 13-second delay.

Case Study: Prescott, Arizona (July 27, 1978)

A research group documented UFO activity in a remote area near Prescott, Arizona, between 18:10 and 18:31. A snow-white spherical object was observed moving rapidly on a sinusoidal path. Mr. Stanford, a researcher, activated a magnetometer and filmed the event. The magnetometer recorded significant disturbances in the Earth's magnetic field. A second object, described as an elongated, nebulous tube with a pulsating bulge, emerged from a cloud bank as the first disappeared. Stanford successfully filmed this second object. Upon later analysis, it was noted that after Stanford applied a polarizing filter, the object appeared surrounded by numerous light-dark rings. This event is highlighted as a significant, measurable confirmation of strong magnetic fields (Faraday effect) associated with UFOs, which is considered difficult for the scientific community to dismiss.

Article 2: Correlated Measurement Methods and Statistical Evaluations (Pages 231-239)

This extensive section discusses the challenges and methodologies of analyzing UFO sighting data. It begins by referencing the UFOCAT database, which contains 62,155 sighting reports collected over three decades, potentially holding millions of individual data points.

Statistical Analysis of UFO Phenomena (Page 231)

Various authors have attempted to identify patterns in the temporal and spatial occurrence of UFO phenomena. Statistical analyses are deemed valuable even when data is imperfect, using methods like probability calculations, automatic classification, game theory, and fuzzy set theory to compensate for errors and uncover hidden properties. However, statistical correlations do not necessarily imply causality. An example cited is the high correlation between the increase in radio listeners and mental illness between 1924 and 1937, which is not causally linked.

UFO Sightings and Unemployment (Page 231)

A correlation between UFO sightings and unemployment rates was explored by French writer Pierre Vieroudy, who found an index of 0.663 for France between 1945 and 1974. However, critics have questioned the reliability of these findings, citing misinterpretations and omissions of data. Vieroudy's hypothesis that UFO sightings correlate with 'social unrest' is considered an oversimplification, as many other factors like natural disasters, political instability, economic problems, and societal crises also play a role and are difficult to quantify.

Data Collection and Interpretation (Page 232)

It is emphasized that the evaluation of UFO data is problematic, and the characteristics of data acquisition must be considered for both automatic measurements and witness reports. The common observation of increased sightings around 9 PM might be linked to observer behavior rather than the phenomenon itself.

Limitations of Statistical Correlations (Page 232)

Caution is advised against drawing hasty conclusions from statistical anomalies and correlations. The quality of data collection is paramount, as UFO reports are often heterogeneous in origin, detail, and quality. Therefore, comparative analyses within data groups of similar origin or quality are recommended. Factors for evaluation and reliability have been proposed and considered in data collections.

The Role of Objective Data (Page 232-233)

A reliable reconstruction of spatio-temporal events often requires a wealth of independent or coupled data from automatic recording instruments, rather than relying solely on subjective witness accounts. Examples include flight recorders in vehicles that help reconstruct accident causes. Similarly, changes in physical parameters around unknown flying objects should be recorded. The more detailed the measurements, the more precise and convincing the theoretical explanations can be.

Spatio-Temporal Representation of Signal Quantities (Page 233-234)

To systematically analyze relationships between different measured quantities, UFO events are proposed to be classified within a seven-dimensional functional space. This space is defined by three spatial coordinates, historical time, and the type, amplitude, and frequency of recorded signals. The axes include amplitude (a), center frequency (f), time (t), and spatial coordinates (x1,2,3). Parameters like brightness, color, and magnetic fields can be characterized by their amplitudes. Other measurements, such as the spectral characteristics of UFO sounds, require finer classification. Volume estimates should be replaced by relative angular measurements.

Coordinate Space for Describing UFO Brightness (Page 234)

For a specific measurement, such as UFO brightness, the coordinate axes can be named 'modulation depth' (a), 'frequency deviation' (Δf), and 'temporal extent' (Δt). The length of the flight path (Δx1,2,3) is also considered. Fluctuations typically do not occur in all coordinate directions simultaneously. Statistical properties are usually linked to a few dynamic quantities. Mathematical correlation methods can reveal relationships between values, potentially separating phenomena into categories like 'meteor', 'ball lightning', or different 'UFO types'.

Article 3: Correlation Matrix and Graph Formation (Pages 235-237)

This section details the process of creating correlation matrices and graph representations from UFO data. The starting point is a set of data, either from measurements or confirmed witness accounts. If only estimates are available, averages or distribution curves are used.

Correlation Matrix Example (Page 235-237)

An example matrix is presented, showing correlations between different parameters (Datum, Form, Farbe, Dauer, Helligkeitsschwankung) for various datasets (X1 to X9). The correlation coefficient (r_il) is calculated using a formula that measures the linear relationship between two variables. The correlation index r_il is always between -1 and 1. A matrix of calculated correlation factors is shown, which is symmetrical with ones on the diagonal due to self-correlation.

Grouping of Data Vectors (Page 237)

By selecting a suitable discrimination index (r_il = 0.85), distinct groups of data vectors can be identified and visualized using graph representations. In the given example, data vectors 1, 2, and 8 are similar; 3, 5, and 6 are similar; and 4 and 7 are similar. The more parameters considered, the harder it is to find distinct groups. In such cases, it is recommended to reduce the number of comparison variables to those most relevant for similarity testing. Certain data, like relative brightness and distances, depend on the observer's location and should be converted to absolute values before correlation analysis.

Article 4: Spatial Correlations of Unknown Celestial Objects (Pages 238-239)

This section addresses the challenge of determining the true location of unknown flying objects at specific times, requiring at least two or preferably three observation points. Standard triangulation methods, similar to those used in geodesy, can calculate exact geographical coordinates and altitudes from azimuth and elevation measurements, considering the distances between observation stations.

Triangulation Example (Page 238-239)

Vectors with three-dimensional location data can be related to each other. An example illustrates two locations with synchronized measurement stations (e.g., sky surveillance cameras). Photos taken at specific times show three celestial objects. Triangulation data from these photos are organized into a schema showing geographical longitude, latitude, and height above sea level. By comparing vectors (e.g., A12 representing object 2 at time 1 from station pair A), correlations can be found. If A11 strongly correlates with B12, it suggests a single object. If other measurement points do not correlate, it implies multiple objects were observed. The ability to separate objects depends on measurement accuracy and the relative distance between objects compared to their size.

Current Limitations and Witness Accounts (Page 239)

Currently, there are few automatic measurement stations close enough to enable triangulation of low-flying or hovering unknown aircraft. Meteor cameras are mainly used for high-flying, distant objects. However, in some cases, independent witnesses have been found whose accounts have enabled triangulation and estimation of object parameters.

Case Study: USA (January 1977)

In one case from January 1977 in the USA, the distance of an unknown aircraft was determined to be approximately 210 m, its height 42 m, and its size 5 m.

Case Study: François, France (December 12, 1968)

Eleven witnesses in François, near Besançon, France, observed a round object that shone brighter than a tractor's headlights. One witness managed to photograph the object. It hovered near National Road No. 108, about 500m from the village. The object emitted a weak, cone-shaped light beam downwards. Witness No. 5, M. Froidevaux, estimated its size from his loggia at a distance of 400-500 m. He took two photographs. Later, when he drove his car closer, the object illuminated the car with its headlights, causing it to brighten and triple its diameter. His wife observed the object approach to about 80 m before it ascended and disappeared towards La Félie. During its departure, the object crossed National Road D11, causing a car to slow down and stop. Based on witness No. 5's estimation and a distance of 400 m, the object's size was calculated to be 10 m (± 1.5 m). Photographic analysis, comparing the object's size on film to the sun's diameter during a partial eclipse, yielded a size estimate of 9.15 m (± 0.5 m tolerance) at a distance of 400 m.

Recurring Themes and Editorial Stance

The recurring themes in this issue are the application of scientific methodologies, particularly measurement and statistical analysis, to the study of UFO phenomena. The publication emphasizes the importance of objective data, instrumental measurements, and rigorous statistical evaluation to move beyond subjective witness accounts. There is a clear stance advocating for a scientific, data-driven approach to understanding UFOs, aiming to classify and explain these events through empirical evidence and mathematical modeling. The articles highlight both the potential and the current limitations of these scientific methods in the field of UFO research.

This document, comprising pages 240-249 of a publication likely titled 'UFO-Forum' (based on context and recurring themes), focuses on the scientific and statistical analysis of Unidentified Flying Object (UFO) sightings. It explores methodologies for correlating observations, analyzing object characteristics, and differentiating between genuine anomalies and conventional phenomena. The content is primarily in German, with a strong emphasis on research and data analysis.

Statistical Correlation and Methodologies

The issue begins by discussing various attempts by UFO researchers to correlate observed UFO landing sites with statistical data, such as population distribution or geological anomalies. It highlights the theoretical problems involved in establishing suitable grid systems for such analyses, referencing the work of researchers like Persinger and Randles. French scientists are noted for their 1954 study that found UFO landing sites could be grouped into distinct triangular zones, with simulation tests suggesting a low probability (1:1000) of this arrangement being purely random.

Dr. Jacques Vallée's research is prominently featured, demonstrating how a large number of statistically selected points on a map can form distinct structures. He found that points often align along specific geographical lines, particularly the 'BAVIC line' running from Bayonne to Vichy, where six UFOs were observed on September 24, 1954. The text also references discussions on the theoretical treatment of such 'orthoteny' cases by Toulet and Voland. Voland's work suggests that defining three points as 'orthotonically' aligned requires the included angle to deviate by no more than a specific value from 180 degrees, yielding a significant anti-random probability for the BAVIC line.

However, the document cautions against drawing definitive conclusions about flight paths solely from spatial correlations, even if observations occur on the same day. Accurate path determination requires precise triangulation from multiple observation stations. The text also touches upon the difficulty of precise temporal correlation for fast-moving objects and the reliance on film recordings for later analysis, noting the lack of success in simultaneously filming UFOs from two independent, nearby locations.

For slower-moving or distant objects like meteors and fireballs, automatic sky cameras with periodic shutters are suggested for time referencing, with date and time automatically embedded in the film. An example of a long-exposure image of an unknown light phenomenon moving on an elliptical path is referenced from Sturrock.

Detailed mathematical methods for determining the trajectory of an object captured by multiple cameras are found in Schmitz's work. The issue includes a diagram illustrating the true flight path of a meteor alongside its apparent paths as seen from three different locations, emphasizing the need for trigonometric measurement of a series of points rather than stationary ones.

Alexandre Laugier's research is presented, comparing automatic recordings from two measurement stations with UFO reports made to the GEPAN group and the French police. Laugier accounts for a fluctuation range of ±1 hour in his analyses due to potential inaccuracies in witness timing or the object's altitude at the time of observation. The text suggests that optimal analysis requires supplementing subjective descriptions with optical evidence from automatic cameras or infrared scanners.

Temporal correlations can be verified using synchronized time markers on recordings, potentially revealing optical and acoustic characteristics. Differences in the propagation of electromagnetic waves versus sound waves are also discussed, with the possibility of determining sender distance or synchronization levels through phase shifts measured by multiple receivers.

A UFO detector marketed in the USA is mentioned, which simultaneously receives VLF electromagnetic signals and sound waves, triggering an alarm upon correlation. The duration of sightings is presented as a key factor for comparison with known phenomena, with UFO sightings averaging several minutes, longer than conventional aircraft but shorter than balloons or stars.

Statistical analyses of UFO sightings over a 24-hour period reveal a peak in observations between 8 PM and 10 PM, with another, higher peak around 3 AM, as identified by Poher and Vallée. Hendry, however, suggests that such temporal statistics might primarily reflect observer behavior rather than actual UFO activity, similar to meteor sighting patterns.

A comparison of meteor and UFO characteristics over weeks and months shows meteors peaking in autumn, while UFOs peak in July and August, potentially due to increased outdoor activity during summer holidays.

Fluctuations in UFO reports over years have led to correlations with planetary conjunctions, particularly Mars oppositions, and alleged 'flaps' or UFO sighting waves, with extensive literature cited by Ribera and Guasp.

Pattern Recognition and Object Characteristics

Section 5.5 discusses pattern recognition in unknown celestial phenomena. It highlights the identification of recurring UFO shapes, with a compilation from the 'National Enquirer' listing 217 forms, predominantly elliptical or oval (162), followed by cigar-shaped (27) and others. A South American statistic of 172 cases details 98 disc-shaped objects, along with spherical, egg-shaped, elliptical, flat, round, and fish-shaped forms. The reliability of witness statements and estimations is noted as a subject for future work.

Computer-aided analysis is now capable of detecting fake images. The group GSW (Ground Saucer Watch) reportedly authenticated only 30 out of over 600 UFO photos as genuine. Photogrammetric analysis techniques are also mentioned.

Several parameters, including UFO size, distance, sound, brightness, and color, have been statistically evaluated, showing consistent patterns both regionally and globally. The issue includes diagrams illustrating the distribution of UFO diameters, comparing them with ball lightning. The data sources for these distributions include the McNally catalog, Phillips' landing catalog, Rodeghier's EM catalog, and Ballester-Olmos' landing catalog.

Correlation Tests with Known Phenomena

Section 5.6 addresses correlation tests with known phenomena, emphasizing the need to verify if observed phenomena can be explained by conventional means. Dr. Jacques Vallée's criteria for selecting significant UFO reports are discussed, advocating for the exclusion of reports that can be clearly attributed to classical phenomena after thorough investigation. This aligns with Hynek's definition of UFOs as objects that remain unidentifiable even after technical scrutiny.

A diagram is presented (though not visible in the provided text) that schematically shows how 'untrue' UFOs (UFOs in a broader sense) can be filtered out using various tests based on reliable estimates or measurements.

The text criticizes some critics and science journalists for easily reducing the percentage of unexplained observations, citing the US Air Force's 'Project Blue Book' as an example where data, especially incomplete data, was handled carelessly. True scientific treatment requires considering all data and factors, including weather conditions.

A common critical method involves plausibly explaining individual UFO effects by identifying similarities with known phenomena. However, reports that fall completely outside known natural laws, such as levitation or teleportation, are dismissed by these critics as products of overactive imagination.

The issue references journalist Philipp Klass's criticism in 1978 regarding a prize awarded by the 'National Enquirer' for a report on a UFO sighting by Major Coyne's helicopter crew. Klass argued that his 'rigorous investigation' suggested the object was an Orionid meteor fireball.

Case Study: October 18, 1973, Mansfield, USA

A detailed case study from October 18, 1973, is presented as an example of a potentially over-hasty correlation. A maximum meteor activity was recorded on this date, but the document argues that this temporal coincidence alone is insufficient to explain all observed effects, and other comparison tests suggest the meteor hypothesis lacks scientific basis for this case.

The analysis of 25 hours of tape interviews with the four-person helicopter crew and five ground witnesses yielded several key findings:

1. Radio-Blackout: Upon initial radio contact with Mansfield Tower, VHF and UHF transmissions ceased. A red light (UFO) intensified and appeared to be on a collision course.
2. Flight Path with Hovering Phases: As a collision seemed imminent, the light slowed down and hovered over and in front of the helicopter for approximately 10-12 seconds, described as feeling like a very long time. It remained stationary.
3. UFO Course Changes: After flying over Mansfield and its airport, the object made a 45° turn. Over the Sandusky area, it executed a 45° upward ascent into space. The light became very bright before disappearing, noted as behaving contrary to the laws of physics.
4. Observation Time Typical for UFOs: The object was visible for 330 seconds or longer; a compromise estimate considering various statements and calculations is 300 ± 30 seconds. This is contrasted with the generally accepted maximum duration for a meteor head visibility, which is around 30-40 seconds.
5. Unusual Angular Size: The object filled the entire windshield, not just a point. Graphical methods estimate a 75° field of view, covering the windshield.

Recurring Themes and Editorial Stance

The recurring themes in this document revolve around the rigorous scientific investigation of UFO phenomena. There is a clear emphasis on statistical analysis, pattern recognition, and the development of methodologies to distinguish between genuine unexplained aerial phenomena and conventional explanations or misidentifications. The editorial stance appears to favor a cautious, data-driven approach, critically evaluating evidence and methodologies, while acknowledging the existence of unexplained observations. The document highlights the work of prominent researchers in the field, such as Jacques Vallée, and discusses the challenges and complexities involved in UFO research, including the reliability of witness testimony and the potential for misinterpretation.

This document, likely an issue of a UFO research publication, focuses on detailed analysis of UFO sightings and related phenomena, with a strong emphasis on witness testimony and the characteristics of reported objects. The content is primarily in German.

Section 6: Geringe Entfernung (Short Distance) This section discusses witness observations regarding the size and distance of an observed object. A ground observer noted that a helicopter was smaller in comparison. The approximate distance was estimated at 20 meters, and the length at around 30 meters, which best matched the descriptions given by ground witnesses. It also briefly mentions that typical meteors fly at altitudes between 80-100 km.

Section 7: Klar erkennbare Form (Clearly Recognizable Shape) This part details the shape of the observed object. During the initial phase of the incident, the object appeared only as a red light. However, at its closest approach to the helicopter, its appearance changed to that of a solid, cigar-shaped or oval, grey, metallic structure with a flat dome and sharp edges. The silhouette of the object was so distinct that it obscured the stars in the sky background.

Illustrations show observations from "Beobachter Coyne" (Helicopter) and "Bodenbeobachter Camille" (Ground Observer), with "Coyne" noting a grey-metallic color and "Camille" describing red, green, and yellow colors, and a green light cone.

Section 8: Verschiedene Farben (Different Colors) This section elaborates on the colors observed. A drawing by Coyne indicates where the red light ended and the metallic structure began. The red reflection was also visible on the grey metallic structure. At the tail end, green light was seen, reflecting on the grey structure.

Section 9: Grüner Lichtkegel (Green Light Cone) This section focuses on the green light phenomenon. One witness described it as a pyramid-shaped light ray that swiveled 90 degrees, appearing to lift the entire aircraft, and stated, "That is no F-100!". Another witness, Sergeant Healey, described seeing a definite light cone, enclosed by a right angle, comparing it to a narrow spotlight beam that doesn't grow in size, but this one opened up in a triangular form, not a straight beam.

Witness Charles reported that the light illuminated everything green, stating it was so bright that one could not see very far, and that trees, cars, and everything around them appeared green.

An annotation clarifies that meteors do not send light cones to the ground and, at a medium brightness of +4m, do not cause blinding effects.

Section 10: Gravitationseffekt (Gravitational Effect) This section details an unusual gravitational effect. Pilots Jezzi and Coyne observed their altimeter indicating a climb rate of approximately 300 meters per minute, reaching 1050 meters. Coyne claimed the controls were still in the descent position. When Coyne cautiously moved the lever upwards, the helicopter ascended another 90 meters before regaining control. The crew felt a slight "jerk" but experienced no turbulence or noise. This abnormal reaction, along with the fact that all four crew members did not feel the acceleration forces, is considered one of the most puzzling aspects of the incident. The ascent from 530 meters to 1050 meters (520 meters) at 300 meters per minute could not be explained by Coyne or Copilot Jezzi.

Section 11: Psychologischer Schock (Psychological Shock) Captain Coyne reported the incident to P.J. Vollmer, Operations Chief of the Federal Aviation. Vollmer, in a taped interview with Dr. Hynek, noted Coyne's agitated voice, suggesting he had suffered a shock. The text questions whether a "meteor" (as proposed by Ph. Klass) observed by multiple witnesses could cause such a shock experience, implying skepticism about the meteor explanation.

Section 12: Kompaß-Störungen (Compass Disturbances) Coyne also reported a malfunction of the helicopter's compass. The magnetic compass needle began to spin as they descended, a behavior never observed before. It rotated perhaps four or five times per minute while the object was nearby. The radio magnetic indicator remained constant, but the magnetic compass spun wildly. Even the next day after landing, the compass spun without reason and had to be removed as it was completely unusable.

Page 3: Correlation of UFO Cases This section discusses the challenges of interpreting subjective witness experiences, even from experienced pilots, which are often ignored by the critical scientific community. It emphasizes the need for reliable data and reconstructions, such as those from radar recordings or police reports, to contribute to future discussions on UFOs. Tables are presented to illustrate how UFO events could be compared with known phenomena like meteors or ball lightning. The text suggests that correlating UFO sighting data with known characteristics of phenomena like meteors could be useful for analyzing individual cases. It highlights the importance of agreeing on the evaluation and weighting of parameters, involving critical scientists.

Two tables are shown: "Correlation of a single UFO case with known phenomena, e.g., meteors" and "Correlation of multiple UFO cases with known phenomena, e.g., ball lightning." These tables list parameters such as brightness (astronomical magnitude), color index (C.I.), and sighting duration, with numerical values for both UFOs and known phenomena.

Explanations are provided for how correlation factors are determined and how brightness and color indices are measured. Positive color index values indicate redder colors, while negative values indicate bluer tones.

Page 4: Meteor Characteristics and Visualizations This page explains that known phenomena, like meteors, have typical distribution curves for characteristics such as luminosity, color index, and observation duration. If UFO data falls clearly outside these curves (e.g., a 3-minute observation with a magnitude of -5m), it cannot be a meteor. The text notes that if UFO data relies on estimates or has significant instrumental errors, it must be correlated mathematically with known statistical curves of phenomena like meteors and ball lightning using multiple parameters.

A graph illustrates "Meteor Characteristics" with curves for percentage frequency versus astronomical magnitude, color index (C.I.), and sighting duration (seconds). The graph shows distinct distribution patterns for these characteristics.

The text also describes an optimal form of graphical presentation, which can be displayed on a screen, showing the temporal change in spectral color distribution of a light phenomenon. The time axis can be treated as a parameter coordinate on which distributions of different events are plotted. These visual representations are intended to facilitate quick comparison of different phenomenon types and aid in informative discussions between scientists and the media.

Page 5: Graphical Representation of Spectra This page displays a 3D graph illustrating "Darstellung zeitlich veränderlicher Spektren" (Representation of temporally changing spectra). The graph shows "Amplitude" (Amplitude) on the vertical axis, "Wellenlänge" (Wavelength) on one horizontal axis, and "Zeit" (Time) on the other horizontal axis. Multiple spectral peaks are shown evolving over time, indicating changes in amplitude and wavelength.

Page 6: Schlußbemerkungen (Concluding Remarks) This section reflects on the challenges of UFO research. Many scientists who have studied UFO reports for 35 years have seen little chance of obtaining objectively usable information from anecdotal material. Even tens of thousands of "witness reports" have not been sufficient to secure long-term industrial or public research funding for these phenomena.

Prominent UFO researchers like Hynek and Vallée acknowledge that UFOs could rarely be directly observed or measured. Their data and findings rely almost exclusively on eyewitness accounts, sometimes supported by alleged "landing traces." Consequently, skeptical science journalists like Klass, Oberg, and Sheaffer tend to view the UFO phenomenon more as a problem of human psychology than an unknown natural phenomenon.

However, recent advances in microcomputer-aided measurement technology have opened new avenues. Various private research groups have developed reliable detectors capable of automatically recording unusual signals during the passage of unknown flying objects (UFOs). Correlated measurement methods and analysis techniques can yield reliable basic data useful for scientific discussion about UFO phenomena.

The advantages of objective methods over purely subjective observations are summarized:

1. Known celestial phenomena (aircraft, balloons, meteors, etc.) are automatically filtered out.
2. Phenomena emitting unusual radiation or causing field disturbances (e.g., flying luminous objects of extreme brightness with strong magnetic fields) are recognized as alien and trigger automatic registration.
3. The "trigger threshold" for recording is adaptively adjustable, depending on factors like time of day or the object's geographical position.
4. The "strangeness" of a phenomenon can potentially be derived from a logical combination of different signal sources, such as magnetic fields coupled with gravitational fields.

Page 7: Computer-Aided Analysis and Future Prospects This section continues the discussion on objective UFO detection. It states that computer-aided analysis of data from various measurement stations can reveal hidden properties and dependencies. This approach could also be used to test different UFO theories for their practical applicability. Ultimately, this would lead to a more objective discussion between "UFO experts" and the public media, potentially advancing scientific understanding.

Page 8-10: Bibliography These pages contain an extensive bibliography listing numerous scientific and technical papers, UFO books and periodicals, and general books, magazines, and private sources. The entries are organized alphabetically by author and include publication details such as titles, journals, volume numbers, dates, and page numbers. The bibliography covers a wide range of topics related to UFOs, including specific sightings, technological aspects, physical effects, and scientific studies. The symbols used in the references indicate the type of source material (e.g., scientific papers, UFO books, general sources).

This issue, titled "Unusual Sky Phenomena from Older and Newer Times" (Unklärliche Himmelserscheinungen aus älterer und neuerer Zeit), is a comprehensive compilation of research and reports related to Unidentified Flying Objects (UFOs). It appears to be a collection of papers and contributions, possibly from a conference or symposium, focusing on a scientific and theoretical approach to the UFO phenomenon.

Stand und Ergebnisse der wissenschaftlichen UFO-Forschung (Dipl.-Phys. I. Brand)

This section provides an overview of the scope and content of the reports, detailing UFO sightings in German-speaking regions in 1976 and the proceedings of the third MUFON-CES conference in 1976. It also touches upon the role of the philosophy of science in controversial research areas, discussing reasons for engaging with scientific theory, the application of formal methods, the influence of language on thought, and the challenge of maintaining an open mind towards phenomena that challenge existing worldviews.

Beiträge der Wissenschaftstheorie zu umstrittenen Forschungsgebieten (Dr.rer.nat. L. Ferrera)

Dr. Ferrera explores the relationship between the philosophy of science and controversial research fields. Key points include the reasons for scientific engagement, the utility of scientific theory, the impact of language on scientific thinking, and the need for open-mindedness when confronting phenomena that might expand or challenge current paradigms. The section also addresses the nature of scientific progress, the role of human conservatism in data processing, and the resistance to new ideas within the scientific community.

Behandlung von UFO-Beobachtungen in der Presse und durch die Gelehrten im 17. und 18. Jahrhundert (Dipl.-Phys. I. Brand)

This part delves into historical UFO reports from the 17th and 18th centuries, examining how these phenomena were treated in the press and by scholars. It analyzes historical sources, discusses the naming and meaning of various celestial phenomena, and investigates cases like the Chladni case and the psychology of prejudice. It also covers the interpretation of reports of landings, unusual celestial objects, and the role of meteorology (e.g., sun dogs, rainbows) in shaping perceptions.

Ein neuer Beitrag zum Problem der Orthotenie (Dipl.-Math. P. Voland)

This section presents a mathematical approach to the problem of 'orthoteny,' which likely relates to the geometric patterns or alignments of UFO sightings. It defines orthoteny, calculates the probability of orthotonous cases, and explores the application of these concepts to flight paths.

Informationsausschöpfung fotografischer Aufnahmen mit nicht identifizierten Himmelsobjekten (NHO) (Dipl.-Ing. A. Schneider)

Dipl.-Ing. Schneider discusses strategies for extracting information from photographs of unidentified aerial phenomena (UAPs). This involves analyzing the information capacity of photographic material, examining unusual photographs, and considering techniques for image analysis, including photogrammetry and densitometry. It also addresses potential sources of error, such as optical flaws, photographic techniques, and retouching.

Bericht über die Reise zu UFO-Forschungsgruppen in den USA (Ch. A. Huffer, B.A., M.S.)

This section provides a firsthand account of a trip to UFO research groups in the USA, likely offering insights into their methodologies, findings, and the general state of UFO research in the country.

Datensatz aus 510 Berichten von Beobachtungen unidentifizierbarer Flugobjekte in Bodennähe, welche auf die Umgebung elektromagnetische oder gravitative Wirkungen ausgeübt haben, codiert nach CODAP

This is a description of a dataset containing 510 reports of UFO ground sightings with associated electromagnetic or gravitational effects, coded according to the CODAP system. It references a publication by Illo Brand from 1977, which includes this dataset, numerous illustrations, and an extensive bibliography.

UNGEWÖHNLICHE HIMMELSERSCHEINUNGEN AUS ÄLTERER UND NEUERER ZEIT (Inhaltsverzeichnis)

This is the table of contents for the entire issue, providing a detailed breakdown of the various sections and articles. It lists contributions on topics ranging from the history of UFO research and scientific methodology to specific case studies, photographic analysis, and theoretical physics.

UNGEWÖHNLICHE GRAVITATIONSPHÄNOMENE (Inhaltsverzeichnis)

This table of contents focuses on unusual gravitational phenomena, including magnetic disturbances, residual magnetization, and gravitational effects on matter, animals, and humans, as well as UFO occupants. It also covers statistical analysis of UFO cases and theoretical models of gravitation.

Mathematische Verfahren zur Analyse theoretisch nicht vorhersagbarer Phänomene (Dr.rer.nat. L. Ferrera)

Dr. Ferrera discusses the challenges and methods for analyzing phenomena that are not easily predictable. This includes the problem of spontaneous phenomena, the possibilities and limitations of mathematical methods, and strategies for analyzing UFO data.

Elektromagnetische und gravitative Wirkungen von UFOs (Dipl.-Ing. A. Schneider)

This section examines the electromagnetic and gravitational effects attributed to UFOs. It covers topics such as interference with electrical networks, audio and visual disturbances, effects on vehicle propulsion systems, anomalous heat and cold phenomena, fluorescence, phosphorescence, and radioactive emissions.

UNGEWÖHNLICHE EIGENSCHAFTEN NICHTIDENTIFIZIERBARER LICHT-ERSCHEINUNGEN (Inhaltsverzeichnis)

This table of contents focuses on the unusual properties of unidentified light phenomena, including their characteristics, historical accounts, and potential explanations.

Ansätze zu einer Theorie über die Eigenschaften unidentifizierbarer Lichterscheinungen auf der Basis der Heimschen einheitlichen 6-dimensionalen Quanten-Geometrodynamik (Dipl.-Phys. I. Brand)

Dipl.-Phys. Brand proposes a theoretical framework based on Heim's unified 6-dimensional quantum geometrodynamics to explain the properties of unidentified light phenomena. This includes discussions on field propulsion for spacecraft, why UFOs might not be spacecraft, and the physical implications of these theories.

Unbekannte Flugobjekte vor 1947 unter besonderer Berücksichtigung der Sichtungen während des Zweiten Weltkrieges (Dipl.-Ing. A. Schneider)

This article investigates historical UFO sightings prior to 1947, with a particular focus on the Second World War. It examines reports of "Foo Fighters" and "Kraut-Bälle," metallic discs, and cigar-shaped objects, as well as speculations about secret weapons. It also covers investigations by German and Allied intelligence agencies and experiences of military personnel.

Solid Lights (Dr.rer.nat. W. Bucher)

Dr. Bucher discusses "Solid Lights," presenting case studies, parameters, correlations, and possible explanations for these phenomena.

UNGEWÖHNLICHE EIGENSCHAFTEN NICHTIDENTIFIZIERBARER FLUGOBJEKTE

This section provides an overview of research into "Foo-Fighters," "Solid Lights," and radar detections of unidentified objects. It references approaches to a unified theory of unidentified lights based on Heim's unified field theory, drawing from investigations of UFOs during World War II and radar observations.

Recurring Themes and Editorial Stance

The recurring themes in this issue are the rigorous scientific investigation of UFO phenomena, the historical documentation of sightings, the analysis of physical and electromagnetic effects, and the exploration of theoretical frameworks, including advanced physics, to explain these occurrences. The editorial stance appears to be one of open-minded scientific inquiry, seeking empirical evidence and theoretical coherence rather than dismissing the subject matter outright. There is a strong emphasis on interdisciplinary approaches, drawing from physics, mathematics, history, and philosophy of science.