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  1. 3

    What power supply

    Hi All I want to use my 500 watt polomar amp on my base station (Cobra 2000). Basic math shows a 50amp power converter is what I need. Anyone have suggestions as to what power supply? Would a battery charger work(sounds real hillbilly, I know)? I have a nice 120v tube amp now, just...
  2. 3

    Cobra 2000 gtl NO Modulation

    Well, it was time to dig out the old base. After 13 years in a box I wanted to try the old Cobra. Sadly, there is no modulation. The mod needle shudders slightly and just sits there. Listening from another radio all you get is a dead key. Guess that means the finals are ok. Everything else...
  3. 3

    My Big Stick

    I used a Super Big Stick about 15 years ago, took everything down and now in my second childhood want to install it again. So, I dug out the Cobra 2000 and used new coax (cheap rat shack). Of course the Big Stick is fiberglass...lots of little fiberglass flakes. Anyway the SWR swung all the way...
  4. 3

    Whip it good

    The 102" whip is an icon in the CB world. I used one 20 years ago with great results (and a few broken fluorescent tubes at the gas station). Anyway, have it back on my Prerunner now but, am experiencing something. Had to add a 10" extension and a 4" spring to bring the match (tested on 2 swr...
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