SIMPLE_MICROPHONE_PREAMP

Published:2009/7/9 3:09:00 Author:May | From:SeekIC

This preamp uses a small dynamic microphone coupled to the gate of Q1. R1 is a load resistor.Audio is taken out between the negative side of C1 and ground. Output will be between 10 and100 mVpp, depending on the microphone.



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