Expat Audio Mic Pre Frontend

Projects > Expat Audio Mic Pre Frontend

The Expat Audio Mic Pre Frontend is a digital control platform and front-end that can be adapted into virtually mic preamp project.

expat audio mic pre frontend diy

Mic Pre Frontend Features:

  • Switches relays for Phantom Power, pad, and polarity reverse
  • Accepts 3.3V digital control source input
  • Connections for analog ground, digital ground, relay switch voltage (12V), and phantom power
  • Compatible with Neutrik combo XLR / 1/4″ input connector; 1/4″ can be sent through pre or external DI circuit

Price:

  • $7.95 for PCB
  • $25.95 adjusted cost

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