Datasheet

Wiring

Connect the amplifier, battery pack and headphone jack as shown above.

For the Microphone amp:

GND connects to the battery pack ground - black wire

VDD connects to the battery pack positive - red wire

Connect the Gain pin to VDD for now - green wire

Connect the OUT pin to a 1uF-100uF capacitor (really any value will do). If the capacitor is

polarized, connect the OUT pin to the positive side - green wire

For the headphone jack

Connect the Left and Right pins together (the microphone is mono out) to the negative side

of the capacitor - yellow wires.

Connect the center ground pin to the battery ground - blue wire

Test!

https://learn.adafruit.com/adafruit-agc-electret-microphone-amplifier-

max9814

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