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nomadradio's latest activity

  • nomadradio
    nomadradio replied to the thread 10 tube D&A Phantom watts.
    Google is your friend. On a good day, at least. Only offered me one source today...
  • nomadradio
    nomadradio replied to the thread SARK 100 issue.
    Tough to troubleshoot without a schematic. 73
  • nomadradio
    nomadradio replied to the thread Palomar Elite 250 amp.
    Motorola data sheet from RF Parts. Says it's a MRF454 selected for performance measurements. 73
  • nomadradio
    nomadradio replied to the thread SARK 100 issue.
    A display that won't clear itself before showing a sign-on "hello" probably has a hardware problem, not a firmware fault. One reason I...
  • nomadradio
    Bear in mind that you're correcting boo-boos in the original 1970s design. Not a lot of attention was being paid to the amplifier's...
  • nomadradio
    nomadradio replied to the thread Go Fund Me for Bob's CB Shop.
    Seems like the present takes up more and more of my time to cope with it. The future gets less and less attention, seems like. No...
  • nomadradio
    nomadradio replied to the thread Go Fund Me for Bob's CB Shop.
    Opened in 1969? Got me beat by six years. Has to be really old by now. I wish his comeback all the luck in the world. Personal...
  • nomadradio
    nomadradio replied to the thread Im back!.
    Cool! Welcome back. 73
  • nomadradio
    nomadradio reacted to hotrod's post in the thread Im back! with Like Like.
    Its been a while since I been on here. But I have returned
  • nomadradio
    nomadradio replied to the thread Another Saturn bias issue.
    Gotta take one leg loose to check the bias diode. The circuit resistance in parallel is too low to obtain a meaningful test of the diode...
  • nomadradio
    nomadradio replied to the thread Problem with AL-80B.
    No, the solder adheres to a thin electroplated layer of nickel. The solid pin that comes through the glass is a tungsten alloy chosen to...
  • nomadradio
    nomadradio replied to the thread CPI 2000 issues.
    It should. For a while at least. It's kinda old, and may suffer from electrolytic cap disease if it has a lot of miles on it. Unless...
  • nomadradio
    nomadradio replied to the thread Another Saturn bias issue.
    Some final/driver transistors have that extra diode inside them. Some don't. After all these decades, I'm still waiting for a proper...
  • nomadradio
    nomadradio replied to the thread Problem with AL-80B.
    Have a close look at the filament pins. As in very-bright light and a magnifier. This is the pair of pins closest together. They carry...
  • nomadradio
    nomadradio replied to the thread M4000 Amplifier.
    It was when it was built. Might or might not be now. 73