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DTB Radio's latest activity

  • DTB Radio
    IC16 is an 8-pin DIP, 458.458 dual op-amp. It is used for amplifying the mic audio, and for handling transmit/receive switching. I've...
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  • DTB Radio
    I am about 99.999999% sure that the IRF520 was never used in that model from the factory. This is most likely after-market, either a...
  • DTB Radio
    DTB Radio replied to the thread Dc Grounded antenna question.
    I agree with previous posters in that you need to identify the type of noise. Is it just general static or is there some sort of "note"...