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grounding issues

  1. Jesse14

    Short??

    Polling the hive in hopes I can finally resolve this: I have a fully professionally restored Harman Kardon 730 that looks and sounds gorgeous. I use it mostly for vinyl, for which I use a Realistic Lab 400 which was professionally serviced prior to adding to my setup. The issue is that -...
    • Jesse14
    • Thread
    • ground short grounding issues harman kardon 730
    • Replies: 2
    • Forum: Solid State
  2. B

    Marcof PPA-1 chassis hum issues

    I got a marcof ppa1 and it has chassis hum/grounding issues. When I put another piece of equipment nearby the marcof, it hums louder, and it does the same when I touch the chassis. I’ve already re soldered the output jacks and I’ve recapped it with elna silmic 2’s. Any ideas on if this is...
    • Bnoyes12
    • Thread
    • chassis hum grounding issues marcof
    • Replies: 1
    • Forum: DIY
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