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bjt

  1. A

    Vintage Transistor Substitution Help

    Hi, Need help with a problem fixing vintage units. Attempting to source replacement BJT transistors for a couple Pioneer pieces. Running into stumbling blocks and am wondering, first, if there is a quality information source for substitutions? I've spent a couple of hours looking and am...
  2. W

    What else to do when output transistors go bad?

    I have replaced output transistors in many different receivers and usually they function just fine afterward. Some continue to repeatedly blow the transistors. Besides merely replacing the transistors, what other steps and measures should be taken to ensure an amplifier is running properly and...
    • W.T. Holt
    • Thread
    • amp bias bjt output output transistor transistor
    • Replies: 13
    • Forum: Solid State
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