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sm-80

  1. tutor_turtle

    SM-80: Connecting an MPX unit

    I am putting the final touches on my SM-80 restoration. I'm very pleased with the sound. I'm guessing it's putting out a solid 28 watts/per. As anyone who is familiar with this tube-based stereo receiver, it was setup for Stereo AM and Mono FM! But it does have two RCA's tabled MPX and an MPX...
  2. tutor_turtle

    Sansui SM-80 Rebuild Update

    In July I picked up a very dusty SM-80. It appeared complete with the exception of the phono section EMI cover and mounting hardware. It looks like someone was trying to troubleshoot that section, gave up and didn't bother to reassemble the parts. After changing every capacitor in the rig...
    • tutor_turtle
    • Thread
    • 500kω with loudness balance meter sansui sansui sm-80 sm-80 stereo am sweep tubes
    • Replies: 0
    • Forum: Exclusively Sansui
  3. tutor_turtle

    Sansui SM-80 receiver oil-film capacitors: should they be replaced?

    I'm going though my newly acquired SM-80 receiver. Aside from a lot of dust, it looks in remarkable shape. I am going to change out all the electrolytics, but the question becomes: How stable are the oil/film capacitors? Should they be treated with the same distain as electrolytics and swapped...
  4. FireGuruMN

    Sansui SM-80 Monster Amplifier from the 60's

    I'm going to be restoring a Sansui SM-80 that appears to be in all original condition and apparently was working when I bought it. I am just going through and lining up my first parts order but I was having trouble finding any schematics on the interweb. But low and behold Sansui included a...
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