equivalent transistor

  1. A

    2SC871 (E,F) sub for Sansui AU-101

    Hi I'm working on an amp with a noise problem. Some helpful threads have helped me identify BC550 as a possible sub for the x-sistors I think are the problem, eg: https://audiokarma.org/forums/index.php?threads/top-ten-worst-transistors-noisy-failure-prone-whatever-and-replacements.731653/ I...
  2. tusntuk2

    KSA1220ays supply or equivalent

    Seems like the KSA1220ays trans is out of stock at DigiKey and Mouser. Latest info from Mouser (Jan 22) indicates a June delivery, which was pushed back from Feb. Not a good sign. Anybody know a suitable equivalent replacement or another qualified source? Application - driver for main power...
    • tusntuk2
    • Thread
    • equivalent transistor kenwood ksa1220ays replacement source for ksa1220
    • Replies: 4
    • Forum: Solid State
  3. tusntuk2

    Is KSA916Y a good choice for replacing 2sa915 on KA-7100 Bias circuit?

    Is KSA916Y a good choice for replacing 2sa915 on KA-7100 Bias circuit (Qe7-10)? Other suggestions? Trying my best here, but I want to double check with anyone who has replaced these before. Funny it's so hard to find with so many recaps of this great amp. One thread said KSA992's were too...
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