Tube Amp Archive

Thanks for the link. I'm terribly embarassed that my question was answered just a few threads earlier. I should have lurked a bit more before posting.

I still want a few more details than what was given in that thread. So I'll do a bit more reading and see what I can find.

Can anyone explain to me the essential parts of the Trainwreck Express circuit that gives it its explosive ability to go from clean to crunchy with just a small twist of the guitar’s volume knob? I know that every little thing in the circuit plays a part in contributing to its tone. But I’m not inte...