Covert Listening facts
While investigating facts about Covert Listening Devices and Covert Listening Device Crossword Clue, I found out little known, but curios details like:
about "The Thing", one of the first covert listening devices (bugs), which was implanted in a Great Seal of the United States gifted from the Soviet Union to the United States and, being entirely passive in nature, remained hidden for 7 years.
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The Soviet Union gave the US ambassador a carving of the US seal as a “gesture of friendship” in August 1945. It hung in his Moscow study for 7 years before someone realized it was actually a covert listening device. It’s one of the first bugs to use passive audio transmission (no power supply).
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what covers 17 million square miles?
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The inventor of the Theremin, Léon Theremin, also created one of the first covert listening devices that sat undetected for 7 years in the American Embassy in Moscow.
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One of the first covert listening devices was hidden inside a gift to the US Ambassador to Moscow in 1945. The "bug" was discovered accidentally by a British radio operator, who overheard American conversations on his radio as the Soviets beamed radio waves at the ambassador's office.
