8 Pin Mic Schematic

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The 8-pin connector on the DXmate is compatible with microphones with the Elecraft or Kenwood pin configuration.

Screen Shot 2015-12-08 at 11.29.33 AM
Microphone jack, viewed from front of DXmate

  • Pin 1 – Microphone audio, low-Z (~600Ω)
  • Pin 2 – PTT
  • Pins 7 and 8 – Ground

Alternatively, you can connect a mono 3.5mm microphone into the MIC jack.

The PH 3.5mm jack is a stereo output for headphones.