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2026-05-30 17:40:45 UTC
in reply to

Micah C. Miracle on Nostr: Yeah. Still, there are tests to narrow things. If you plug into the effects return ...

Yeah. Still, there are tests to narrow things.

If you plug into the effects return jack only and get any sound, you can narrow further (1st 12ax7). If no sound, despite the power amp tubes being good confirmed by TCS, its likely the phase inverter section (other 12ax7).