Ferwooh 3PCS Electret Microphone Amplifier Module MAX4466 Sound Sensor Module Adjustable Gain Blue Breakout Board for Arduino

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  • Recommendations connect GND to ground, VCC to 2.4-5VDC; For the good performance, use the 'quietest' supply available (this would be the 3.3V supply).
  • Adjustable MAX4466 microphone breakout is suitable for voice converters, audio recording and sampling, and audio response projects using FFT; On the back, there is a small trimmer pot to adjust the gain; You can set the gain from 25x to 125x.
  • If you want to connect the amplifier directly to the speakers. No amplifier or decoupling capacitors are required when connecting to microcontroller pins. Connect the OUT pin directly to the microcontroller's ADC pin.
  • If your audio equipment requires AC-coupled audio, please connect a 100uF capacitor between the output pin and the input terminal of your device.

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