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is it a grant or cobra

where can i find a schematic for this radio they completely took the mic gain out to put an echo board I want to put it back can find the pot value or where the wires connect
 
where can i find a schematic for this radio they completely took the mic gain out to put an echo board I want to put it back can find the pot value or where the wires connect
Sam's CB-221 supposedly has it. You can ask Dan if he has a copy in the "Sams PhotoFacts Collection" thread. I'm missing that volume.

 
Sam's CB-221 supposedly has it. You can ask Dan if he has a copy in the "Sams PhotoFacts Collection" thread. I'm missing that volume.

thanks
 
i have a grant xl,,, it has a heat sink on back over the finals,, finals are the right ones,,, but tag was moved to bottom cover i guess,,,my fault with setup is talkback switch put through top cover,,,
 

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  • @ BJ radionut:
    Scheduled for Jul 4, 2026 Saturday Live Streams:
    To celebrate the 250th birthday of our great nation. We are giving away not just one, but multiple antennas! The Grand prize is the CaHR-Tenna Hydra Antenna, along with several other antenna prizes that will be announced throughout the giveaway. Whether you're a new ham, portable operator, POTA activator, or an experienced HF operator, this is your chance to upgrade your station. Prizes Include: HRA Hydra Antenna (Grand Prize) Additional antennas from HRA More prizes may be added during the giveaway!
  • @ BJ radionut:
  • @ BJ radionut:
    CQ Worldwide VHF SSB/CW Contest: 1400Z, Jul 4 to 1400Z, Jul 5