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mosfet amp

  1. Scott March

    First Time Amp Repair - Sourcing Mosfets

    Hi All, I decided to try my hand at Amp Repair as a hobby. Just picked up a Hafler SE240 that has a blown channel. Took a look. MosFets are definitely fried. Going to continue diagnosing the other components. My question is that its using 2SJ161/2SK1057 pairs that don't seem readily available...
    • Scott March
    • Thread
    • hafler mosfet amp
    • Replies: 6
    • Forum: DIY
  2. Sansui77

    The Sansui Awesome Foursome Review 2020

    The Sansui Awesome Foursome Review 2020. List on contenders; Sansui AU-111 (1966) vs AU-1111 MOS Vintage (1989) vs Alpha 907 Limited (1994) vs Alpha 907 NRA (1998). Might add another contender or two in the mix. I'd love a restored AU-X1 into the mix that way we have pretty much one from...
  3. rottalpha

    MX-2000 / Yamaha mosfet amp - are there any others

    Are there any other Yamaha mosfet amps besides MX-2000?
    • rottalpha
    • Thread
    • mosfet amp yamaha mx-2000
    • Replies: 32
    • Forum: Yamaha
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