Trace Elliot 7215 SMC GP7 Bass Amp

[Whiteey86]

Hello and first time poster here so thank you for having me here.
I recently purchased this trace elliot amp with an output issue. It had power but...

[Wombaticus]

I just wanted to report tonight on success with a circuit that I think is an improvement on the hoary old Fender method for implementing a power-tube based...

[ciambom]

Hello,

I'm designing a mosfet-based fx-loop to put in my diy tube amp.
I used high voltage mosfets IRF820 because the can be supplied...

[Colonel_Sanders]

Hello all!

A friend brought me this amp. Turned it on and a nasty buzz/hum comes through the speakers. I turned all the controls to 0 and...

[doombilly]

ok, let me start off by professing my ignorance of most in depth electronic gadgetry. I know enough to be dangerous.

My wife/bassist plays...