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revox model 40

  1. AngelAT

    Revox Model 40 functionality question

    Hello fellow AKs! I recently acquired a nice Revox Model40 which had some issues. I believe I resolved (almost) all of them. Replaced all 8 tubes - output tubes matched as close as possible. Same for the preamp tubes. Now I am enjoying the sound but I noticed two things: left channel is...
  2. AngelAT

    Revox Model 40 Motorboating

    I am experienced working on solid state units and recently started expanding my portfolio with tubes. I bought a Revox model 40 stereo amp. Seller said it was not turning anymore. It came to be the power switch - was jammed and not moving properly. This was an easy fix. Then a resistor for...
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