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regulators

  1. C

    Pioneer SX-780 Voltage Regulator Trouble

    Hey all, I have an SX-780 that refuses to come out of protect. PA3001 isn't getting the 13.5 volts it needs to come out of protect, but there are more issues. Q25 - 2SD712 7.6v on emitter 7.2v on base 8v on collector Q13 - 2SD325R 25v on emitter 28v on base 25v on emitter C316 has the...
    • CaseyWKC
    • Thread
    • 2sd712 pioneer protection protection board regulators sx 780 voltage
    • Replies: 62
    • Forum: Pioneer Audio
  2. The glow of gas regulators

    The glow of gas regulators

    • jt1stcav
    • Media item
    • bez gas regulators
    • Comments: 0
    • Media category: Member's Tube Gear
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