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princeton

  1. Eulipian

    Bell Sound System Tube Amp model 2215 -- 6cq8 tube

    Total noob. Bought a Bell 2215 with the idea (forgive me) of converting it into a Fender guitar circuit (Tweed Princeton or Vibrolux most likely). Signal path is 1 - 12ax7 --> tone stack --> 1 - 6cq8 ---> 2 - 6v6 The 6cq8 tetrode is the second amplification stage and the triode serves as the...
    • Eulipian
    • Thread
    • 6cq8 fender princeton vibrolux
    • Replies: 0
    • Forum: Tube Audio
  2. F

    Using a 5W4GT in place of 5Y3GT on Princeton 5F2a

    Hello, I have a home-built 5f2a that has been running and sounding great for years. My 5Y3 was lost in a move and I have a 5W4 on hand. Also lost my 6V6 and have a new Sovtek to drop in. Any problems dropping them in to see how they sound? Is it guaranteed that i'll need to re-bias the amp...
    • flynn
    • Thread
    • 5f2a fender princeton
    • Replies: 10
    • Forum: Tube Audio
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