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All Categories > Electronics > Hacks, Mods & Circuitry

Build a laser microphone

How to build a laser microphone Listen to conversations over long distances with a homemade laser listening device. All you'll need is a laser pointer, tripod, old pair of headphones, photocell and a recording device. The creator of this video does not mention the need for sophisticated software. But the principle is quite sound.

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How to build a laser microphone

Electronics • Hacks, Mods & Circuitry

Listen to conversations over long distances with a homemade laser listening device. All you'll need is a laser pointer, tripod, old pair of headphones, photocell and a recording device. The creator of this video does not mention the need for sophisticated software. But the principle is quite sound.

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Average Grade A

Length 1:41