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triode amplifier

  1. bandtuber

    Eico HF-20 6B4G or other Triode Conversion

    Hi all, I have four Eico HF-20 amplifiers in various states of condition and functionality. Two of the units work very well, and I have replaced caps where needed to ensure long term functionality. The other two amps have multiple issues, ground hum, bad soldering, etc and just are not worth the...
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