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mcintosh 250

  1. C

    MC250 3v Voltage Spikes One Channel

    Hey all, I had an MC250 brought to me with transformer buzz and severe hum in both channels. I found the 500/200uf multi section filter leaking and after replacing that both buzz and hum are gone. However; I am still getting a nasty voltage spike of 3v dc in the left channel on power on and...
    • CaseyWKC
    • Thread
    • amplifier filter caps mc250 mcintosh mcintosh 250 mcintosh 2500 multi film section caps solid state
    • Replies: 18
    • Forum: McIntosh Audio
  2. George Jett

    McIntosh MC250 Amp 14L98 Schematics needed (Pictures of inside for reference)

    I'm in search for the Schematic from this early production MC250 Serial 14L98 right channel board has 2 blown transistors and a burnt resister from quick inspection... I have to give it a second look but would like to have a schematic to reference parts.. I took pictures so If someone ever...
  3. T

    Mc Intosh 250 / C26 help.

    I’ve just inherited these two components. I have no idea how to hook these together. Also, if I have just the 250 with inputs, it only operates in the mono side. Not stereo. Is the switch bad? Any help or diagrams are appreciated. I’m not audio savvy. Thanks in advance.
  4. leeputmanjr

    My "new to me" system

    I recently got the hankering to upgrade my main system. Purchased with lawn-mowing money back in '79 or so, my JVC receiver and Turntable were still perfectly functional, but I've been looking for a vintage McIntosh setup for a few years. Recently I found a deal, and I just "had to" pull the...
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