Tube Amp Archive

I've done this before! A guy brought me a 1st gen Model T that was hacked up to hell and I brought it back to normal. Here's what it looked like when I got it: Holy moly! What was going on with those strip boards? Im surprised the 6.3v winding could handle that many extra tubes! You gotta think som...

Go and view the schematic for a Fender Bassman model AB165, is this how you mean these resistors are installed? Ampeg SVT amps and Sunn 300 models use resistors in the plate circuit as blow out protectors so that if one tube shorts out the amp keeps playing for you, but if the amp only has two outp...

I'm working on a red knob Sunn Model T for a friend. It has been hacked up at some point in it's life, probably more than once. He decided since I have to change so much, I might as well convert it to a first generation Model T. The wiring is pure point to point on terminal strips, Pretty awesome fo...