Thanks to David for the info. I had heard of these jumper mods but hadn't the specifics.
Right now I'd like to replace the standby switch as I think its causing an intermittant cutout. Going through everything with a can of Deoxit would not hurt.
And I have a request into Peavey.
I'm a relative newbie to electronics. My interest is in audio tube amplifiers and tube guitar amplifiers. Back in the days I built a Dynaco PAT5-BiFet and 416 and now wish I had gone for Dynaco's tube amps instead. This is pretty much the limit of my experience. (I have some bugs in the...