The Thing, also known as the Great Seal bug, was one of the first covert listening devices (or "bugs") to use passive techniques to transmit an audio signal. It was concealed inside a gift given by the Soviet Union to W. Averell Harriman, the United States Ambassador to the Soviet Union, on August 4, 1945. … See more The Thing was designed by Soviet Russian inventor Leon Theremin, best known for his invention of the theremin, an electronic musical instrument. In Russian, the device is called Эндовибра́тор (endovibrator). See more The Thing consisted of a tiny capacitive membrane connected to a small quarter-wavelength antenna; it had no power supply or See more Wright's examination led to development of a similar British system codenamed SATYR, used throughout the 1950s by the British, Americans, Canadians and Australians. There were later models of the device, some with more … See more • Media related to Great Seal bug at Wikimedia Commons • Passive Resonant Cavity & "Spycatcher" Technical Surveillance Devices See more The device, embedded in a carved wooden plaque of the Great Seal of the United States, was used by the Soviet government to … See more The existence of the bug was discovered accidentally in 1951 by a British radio operator at the British Embassy who overheard … See more • Moscow Signal • Nonlinear junction detector • Laser microphone • Ragemaster, radar-powered video-cable tap and retransmitter See more WebThe Thing The Great Seal Bug. Resonant cavity microphone - wanted item. The Thing, also known as The Great Seal Bug, was a passive covert listening device , developed in the Soviet Union and planted in the …
The Great Seal Bug Part 2 Murray Associates TSCM
WebFind many great new & used options and get the best deals for VW Bug Cal Look Window Seal Set 1965 - 1971 Volkswagen 111898121L Beetle at the best online prices at eBay! … Webthe great seal bug part 5 Please help document this historic bug in greater detail. If you have any knowledge, personal recollections, photographs, or know the current whereabouts of the original Great Seal or its bug, … bizforetool - home page arrow.com
A Modern Study of Microphone Bugs Operation and Detection
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