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Circuits designed by David Johnson, P.E.

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Last Updated on:  06/17/2009 03:30:28 PM

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POP FREE MICROPHONE ON/OFF SWITCH CIRCUIT
This circuit uses a simple technique to eliminate the usual “pop” sound when an electret type microphone is switched on or off.   The circuit is completely passive and will work on dynamic and electret type microphones

Circuit Pop Free Microphone Switch designed by Dave Johnson, P.E. (Feb 15, 2002)

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Master Schematic Category List - David A. Johnson, P.E.
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