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hf-81

  1. lenos

    HF-81 (and general) grounding question

    I recently completed a ground up rebuild of an HF-81 using all new components except transformers, switches etc. It took a bit of debugging to get it all going but then I had a few moments where I could hear what this thing might be capable of before other issues popped up. One of the things...
    • lenos
    • Thread
    • ground hf-81 hf81 hum
    • Replies: 14
    • Forum: Eico Place
  2. ssouci

    HF-81: How to remove power switch?

    is it possible to completely remove power switch mounted on the back of the treble pot assembly on an Eico HF-81? how do I do it please?... do I have to remove (and unsolder) the assembly first to gain access to it, or can I do it with the pot assembly in place? the reason I'm asking is that...
    • ssouci
    • Thread
    • eico hf-81 pot potentiometer power switch treble
    • Replies: 6
    • Forum: Eico Place
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