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pc409

  1. B

    Help needed with Old President Grant PC409AB Issues

    Hello all, I'm new here and this is my first post. I've recently got into CB radios and acquired a few older CB Radios. I love fixing things and I'm enjoying the challenge of potentially fixing this radio. I took it to a reputable repair shop and he said it wasn't worth fixing, but I suspect...
  2. 390 Wagonmaster

    UNIDEN GRANT PC409 Slow AGC

    When I unkey the mic on USB or LSB it takes a second or more for the receiver to come back to full gain. AM works perfect. (Kind of acts like a SSB delay on a amplifier) Does this on all mics tried. Also this started happening when the SSB AGC started sounding overloaded. Changed out some 10v...
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