• The move to the new server is done. There are some software and database maintenance updates in process. This has us passing the hat around to help out. We appreciate any donations. Seriously, even a dollar helps. The payment page may be found here - https://www.audiokarma.org/support.html

to 3

  1. H

    Replacement output transistors for 2SA747 and 2SC116 - Yamaha A-1

    Need to replace a pair of OT’s on a Yamaha A-1. Have a couple of recommendations but can anyone say which transistor pair is best suited OR has worked well in this particular amp (or both, of course!) Would like to place an order today if possible, so all replies much appreciated. Existing...
    • Hifibythekg
    • Thread
    • 2sa747 2sc1116 a-1 output devices output drivers to 3 transistor replacement transistor substitute yamaha a-1
    • Replies: 3
    • Forum: Solid State
  2. H

    Matching TO 3 output transistors. MJ15022

    Hi, looking for some advice please. I'm replacing output transistors in a Rotel RA913 and need to match them. My cheap transistor tester displays the following for the four transistors: B =62 Uf = 554mV B =72 Uf = 548mV B =62 Uf = 555mV B =58 Uf = 556mV Which number(s) should I be best...
Back
Top Bottom