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500tx

  1. R

    800T 500TX preamp transistor subs, BC149c/BC147b

    Hi all, TLDR: Think I've narrowed down the parts to replace to Q101-104 in the preamp board, and want to double check if BC149C and BC147B can be replaced with KSC945YTA? In my lengthy journey of restoring an 800T, it recently developed a hiss in both channels, significantly louder in the...
    • Reckh
    • Thread
    • 500tx 800t fisher
    • Replies: 0
    • Forum: Fisher
  2. johnfalc

    Looking for Fsher 500TX front panel

    I just repaired and aligned my old bench receiver, a 500TX ... what a sweet machine when running well and aligned properly! The Fisher and Scott receivers and tuners of the late 1960's are astonishingly listenable. This example had a shorted diode in the power supply and a leaky germanium...
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