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Author Topic: Piezo's and LED's  (Read 20280 times)

Gordonjcp

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Re: Piezo's and LED's
« Reply #15 on: June 23, 2012, 09:33:44 PM »

Try with nothing connected to the gate - it will pick up the hum from your fingers a few centimetres away.
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Dylan

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Re: Piezo's and LED's
« Reply #16 on: June 24, 2012, 12:59:36 AM »

Try with nothing connected to the gate - it will pick up the hum from your fingers a few centimetres away.

I love that kind of thing. It's like voodoo!
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