Reply to post: Re: Er....

BAD VIBES: High-speed video camera records your voice from trash

Bloakey1

Re: Er....

As Charles says, it was based on the vibration of the window and translating the distance variation caused by vibration. Sometimes you could focus on an item in the room that vibrated, glass lampshades work very well.

There was an interesting bug found in the US embassy in Moscow and to this day nobody knows hw it works!!!

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