Cable for Vertex VX-4100, VX-4200

Based on the pinout info from the service manual (below), the Digirig audio cable will look like this:

DSUB-15 pin 1 (AF IN) → 3.5mm TRRS ring 1 (RIG_AFIN)

  • DSUB-15 pin 1 (AF OUT) → 3.5mm TRRS tip (RIG_AFIN)
  • DSUB-15 pin 1 (AF GND) → 3.5mm TRRS sleeve (GND)
  • DSUB-15 pin 3 (EXT PTT) → 3.5mm TRRS sleeve (RIG_PTT)
  • DSUB-15 pin 15 (GND) → 3.5mm TRRS sleeve (GND)

The homebrew can be done with a breakout connectors:

Please report your builds.

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