Recent content by RPD

  1. RPD

    Hartke lh500 issue. Popping sound.

    Lol! Very true!
  2. RPD

    Hartke lh500 issue. Popping sound.

    I think I have a problem with the differential transistors leaking some DC on speaker outputs and tripping the protect circuit send a message to Larry Hartke earlier in the week have not heard anything back
  3. RPD

    Hartke lh500 issue. Popping sound.

    Mines doing the same thing. Changed tube. No difference. Will try cleaning tube socket next.