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#14
March 15th 07, 10:18 PM
posted to rec.radio.amateur.homebrew,sci.electronics.design
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Detecting Ultrasound
On Sat, 10 Mar 2007 12:35:30 -0600, clifto wrote:
Stace MacGuyver wrote: Suspend a thin shaving razor blade between two pieces of dental floss and put your ear close to the blade. Watch the razor vibrate. That's pretty cool, MacGuyver. Does the razor blade do anything? Yes, it shaves your ear! |
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