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    Talkback problem PC68XL

    I have just done the normal resistor talkback mod across EXT/PA jacks in a PC68XL. Now when you unkey the Microphone a chirp is transmitted both in the talkback and in the actual TX. Can some one tell me how to get rid of this noise? I should add that I have put a switch on the talkback. If you...
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    JC Penney Base AM/SSB 6241

    I have just been given this radio and am wondering what mods are available for it. 1)Extra Channels:blink: 2)Clarifier unlock:blink: 3)Tx/Rx adjustments:blink:
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    Cobra/Dynascan 148GTL Parts

    I am looking for the part values of L39 and L42 on a old Cobra 148 GTL this a Dynascan era radio. If no one knows the part value can someone tell me where to buy them. Thank you!
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    Uniden PC78XL Lt2n Combo Echo/Talkback

    I have installed the LT2N combo board in a PC78Xl the echo works great but there is no talkback. The directions say black wire to built in speaker Hi and brown wire to af audio Hi. I placed these wires as if I where installing a UTB-1 board. If anyone can help out with locations I would be greatful!
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