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I'm having a problem wiring a heil hmm to a 2970n2 and I'm hoping someone can help me. I can't get it to key up so it's something with the PTT, I guess.
This is how I wired the mic:
Pin 3 - Red - Transmit (PTT)
Pin 4 - Black - receive (Ground)
Pin 2 - Yellow - Audio (Mic)
Pin 1 - Shield -...
I really hope someone can help me with this. The radio is a Uniden Washington. I'm having a problem getting the internal adjustment (CT3) to get the radio on frequency only on USB, I seem to run out of adjustment. Also, It seems VR3 ( TX frequency) doesn't work any more, I'm not sure if it's...
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