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harmon kardon 330c

  1. J

    HK 330c distorted right channel

    Hello, I have a HK 330c with noticeable distortion on the right channel, unless I just have headphones plugged in with no speakers connected. First thing I did was deoxit pots and switches. No change. Next I checked the idle adjustment (service manual snippet attached). For the left channel...
    • jbeech
    • Thread
    • harmon kardon 330c hk 330c
    • Replies: 5
    • Forum: Solid State
  2. RyanJHippy

    HK330C - Bias/Idle Current Too Low After Main Amp Recap

    Hey all, I recently started re-capping my Harmon Kardon 330c after seeing a swelled cap on the power supply board that made me nervous, figured I'd just knock it all out. I've been following @dlucy thread on his recapping experience with this unit, and so far I've been able to get most of the...
  3. DubHead

    HK 330c Restoration in Western MA

    I have a Harmon Kardon 330c that I am considering having restored. I can’t do this work myself and need a recommendation for a tech in Western Massachusetts. Any help is appreciated!
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