SET Asylum

Single Ended Triodes (SETs), the ultimate tube lovers dream.

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Has anyone modded a pair of Fi 2A3 monos?

Posted by Frihed89 on July 2, 2017 at 03:12:47:
I know Don was prone to changing OPTs over time, and I did upgrade my MQ OPTs to an interleaved version of the stock, as switching to ones on which some case-work was necessary. Otherwise, I haven't changed any caps or resistors, or modified the circuit in any way. Have you...for better or worse?