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Needing Help With A Home Made Power Supply Please

In the absence of test gear, I'd leave it off for a good while and pop the cover, bound to be a manufacturer and number somewhere on the board. But no touchy touchy, the caps will likely still have a kick to them.
 

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    Hello BJ. Been a long time since I've been on. You doing well? Mark Malcomb
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  • @ kingmudduck:
    Hello to all I have a cobra 138xlr, Looking for the number display for it. try a 4233 and it did not work