Mic Pre Frontend

Mic Pre Frontend

$7.95
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A digitally controlled Mic Pre Front End that accepts 3.3V inputs, and switches relays to control: Phantom Power  20dB Pad  Polarity (Phase)  A video of it working can be found here  (speed to about 1:20)  A video of it in prototype can be seen at here  A prelim user manual for the product is available in PDF format from here  What's in the box? An unpopulated PCB What else do I need to buy? All other components. Bill of Materials below.   An orderable kit of parts from Mouser can be found here:

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