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  1. zastin17

    Dynaco St-70 Running On a 83 Murcury Vapor Recitifer!!

    Now why did I do this? Is it for better sound? No absolutely not. Is it because i'ts beautiful and dangerous and wacky? Yea, probably!!! I made an adapter with a socket saver and 4Pin socket just soldering through the pins. 3A filament, very close to 5U4, but far better in voltage drop. If I...
  2. 300B 10Y SE amp with 83 rectifier tube

    300B 10Y SE amp with 83 rectifier tube

    300B 10Y SE amp with 83 rectifier tube
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