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high voltage power supply

  1. sqlsavior

    Keeping the faith - Quad ESL surgery

    What's wrong with this picture? Actually, there are many things wrong, but I'm refering to the missing Quad Electrostatic Loudspeaker, on the left, which stopped making music a month ago or so. These are speakers that need to be plugged into the wall, so they can develop the 6500 volts they...
    • sqlsavior
    • Thread
    • best speakers eht power supply electrostatic high voltage power supply quad esl 57
    • Replies: 3
    • Forum: DIY
  2. P

    MPI-4 High Voltage Power Supply

    I'm looking to change the high voltage power supply of my mpi-4 as the scope is no longer outputting a display and believe the C301 capacitor has gone faulty which is a .1uf 1000v Sprague black beauty cap it makes a noticable buzzing sound when the unit is turned on. My question is which...
    • PLUTD
    • Thread
    • capacitor high voltage power supply mcintosh mpi-4 oscilloscope power supply
    • Replies: 1
    • Forum: McIntosh Audio
  3. junkscience

    Question re: Marantz 8b high voltage power supply diodes

    Question regarding Marantz 8b high voltage power supply HV PSU diodes replacement I am restoring a Marantz 8b amplifier. It is a straight forward decision to replace the selenium rectifier. It seems that this would be the opportune time to also replace the high voltage power supply diodes...
    • junkscience
    • Thread
    • bias voltage diodes high voltage power supply marantz 8b rectifier selenium
    • Replies: 18
    • Forum: Tube Audio
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