Tube Amp Archive

Thanks. I actually plan on making sure that I have all values of the resistors on hand to change those out as well if needed, paying close attention to those in particular.

I was close to just ordering a princeton reverb turret board and just replacing the whole circuit

Thanks again.

Thanks for the reply.

Turns out that when I unplug the reverb cables, the problem goes away. Upon consulting some others, sounds like it might be the reverb drive transformer.

I'll try to switch that out and see if that fixes it.

I got a 71 Princeton Reverb from a buddy not too long ago, knowing it needed some work. It sounded ok until you cranked it, and then you got a loud buzzing/crackling/zapping kind of sound. At first, I was sure it was mechanical, or even a bad speaker, but after trying a few speakers and through a se...

Guys: There's legal, and there's ethical. Sure, Z started somewhere too, but there are plenty of schematics of amps out there that someone doesn't depend on to put food on the table. If you want a similar amp, find an AO35 and modify it to your taste just as he did, but realize that passing around a...