ARLA/CLUSTER: Como a União Soviética espiou durante 7 anos a Embaixada do Estados Unidos

[João Costa > CT1FBF]

Theremin's bug: How the Soviet Union spied on the US Embassy for 7 years

Theremin, yes the same Theremin who built the instrument that made the
Star Trek theme song famous, had a hand in espionage as well. Albeit
not a willing one. Turns out his life is actually quite tragic.

In addition to that story, Adam Fabio takes a trip through the details
of "The Thing", a bug installed in the US Embassy by the Soviet Union
during the cold war.

It used no batteries, instead depending on a carrier frequency
transmitted by the "listener", causing the resonant cavity to transmit
back the audio from the room at a higher frequency. Pretty nifty, and
so was the hiding place: a hand-carved wooden seal of the United
States.

Read the full story at
http://hackaday.com/2015/12/08/theremins-bug/