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c-90

  1. QSilver

    100Hz hum on preamp output

    As the title suggests, I've got a hum out the output of my pre-amp. It's a Pioneer C-90 paired with an M-90. I've rested the M-90 separately and its totally silent. When reconnecting to the C-90 I get a hum through the speakers. When hooking a scope up to the output, I've got a small waveform...
  2. C

    Are screws from Pioneer Elite models compatible with earlier ones? Looking for C-90 cabinet screws

    I bought a Pioneer C-90 and it came sans cabinet screws to hold the wooden sides on. I've looked for the exact replacement but they are unavailable. I noticed that later Elite models (from say 1997) also have bolt-on wooden sides. Would the screws from say a VSX-09TX (or similar) be a suitable...
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