Micrometronome


Posted on Feb 18, 2013

This compact metronome will run for years on a single nine-volt transistor battery. Has both tone and pulse rate controls, and uses touch plates to start and stop, can be built in a case no larger than a pack of cigarettes. The touch plates consist of two strips of metal about 1/16-inch apart mounted on, but insulated from, the case


Micrometronome
Click here to download the full size of the above Circuit.

Bridging the gap closes the switch.




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