This is a simple board to amplifiy stereo mic or ligne signal to be processed by a analog entry of a microcontroller.
It can be used for processing audio and lit LED strip for example or whatever, the input signal can come from electret microphone, standard microphone, line out or any jack audio output of any device.
Schematics were strongly took and inspired from coolarduino site and the vu meter 1 vu meter 2 topic and schematics
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Schematic
Board
