Tube Amp Archive

Gingertube, Sounds like a cool build, especially the dual stage gain setup. Thanks for the schematic link. I'll file that one away for a future build. I wound up going with replacing the OT's and recapping the electrolytics. The amp sounds great, maybe a little dark but not pathologically so. True p...

Thanks so much for the thoughtful replies. Oh yeah, definitely meant 5K ohms. It's probably easier to just get 2 new SE output trannies and be done with it. I kind of figured it was some sort of weird speaker arrangement but I like to reuse everything I can just cause I'm cheap. Tubes and More has 5...

Hey guys, First time posting here although I've gotten some great info just perusing these threads. Anyhow, I recently scored an old bank intercom amp that is essentially 2 single ended amps in 1 with a common power transformer and 6x4 rectifier tube pushing 2 12AX7's and 2 6AQ5's with separate volu...