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2Pcs Electret Microphone Amplifier Adjustable MAX4466 Module Sensor Sound Module Microphone Preamplifier

by Walfront
The board comes with a 20-20KHz electret microphone soldered on, On the back side, include a small trimmer potentiometer to adjust the gain. The gain can be set from 25 times to 125 times, down to about 200mVpp (normally, about 6 inches away), The pin has good contact performance, ensure stable working., Use the op amp MAX4466 designed for amplifiers.The amplifier has excellent power supply noise rejection, Ideal for projects that use FFT, such as voice converters, audio recording amplifiers, and audio reaction projects
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