So, backstory, a buddy of mine has an EpiVJ combo that died on him. He thought it may have been a tube, because he was diming it when it died. I took a look at it, did a tube swap with some I had lying around that I knew worked, and they didn't even light up. I said, "Yeah, it's probably a...

Last night my band played a charity event at my college. We had an alright turnout and a decent set. Mid-solo towards the end of our set, my Mesa Roadster shut off on me. Everything was plugged in, my pedals still worked, but the footswitch had no power and the amp would not turn back on in...

So today I was messing around with the SS/Tube rectifier and Bold/Spongy switches, going back and forth to get a feel for the differences in tone. Then, at one point I switch from Spongy to Bold the power cuts out. No smoke, no funny smell, and no weird crackling sound at all. And AFAIK, the...