In this video I'll show you how you can make a laser spy microphone for under $20 in parts!
Music track:
"Hustle" Kevin MacLeod (incompetech.com)
Licensed under Creative Commons: By Attribution 3.0
creativecommons.org/licenses/b...
Негізгі бет Ғылым және технология Fast Hacks #6 - Laser Spy Microphone
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