Friday, 26 June 2015

Make a Contact Microphone

03:35  Telli k  No comments

A contact microphone is a type of microphone that picks up vibrations from contact with objects, as opposed the the more common type of microphone that picks up pressure waves in air. Here's a demo of a contact mic attached to an alarm clock, along with finger tapping on the table about a foot away...
By: backbeats

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from Instructables: exploring - technology - robots http://ift.tt/1QT3Wj8

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