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realistic sta 2100d

  1. J

    Realistic STA 2100D Guidance Needed

    I have a 2100d that needs a replacement treble pot, I can find one for both an STA 2000, and 2200. Are either of these a compatible replacement for a 2100d? It looks like the shaft may have been broken and the prior owner rigged it to work, but it moves in a non circular motion and one has to...
  2. Stereoboy70

    Realistic STA 2100D amp layout

    Hello All. Question..... I’m replacing the transistors on both amps in my 2100D. The service manual shows different layouts for the 507 and 508 transistors. The pic of the L amp shows. B C E but the right shows E C B I’m replacing with MJE 15032 and 15033 which are B C E. The actual amp...
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