This also makes me think of all the people who buy a tube amp and think it sucks or don't get to experience it the way it should sound because there is a bad tube in it and they don't even realize it or think to check them out. I bet a lot of amps have been sold because the person didn't like the t...

Yeah, I figured that's what most folks would chalk it up to: premature "bad luck" ... but unfortunately that I've only ever had with Orange OEM tubes. (Of course, I've received DOA replacement 12AX7s many times over the years, but never 2 brand new amps in a row with power stage screechers,) The rep...

In the last 6 months, I've purchased a Rocker 32 combo and a Rockerverb MKIII 50 head. Great amps, but in both cases, within a few weeks of ownership, one power tube in each amp was scratching, popping, and squealing like a banshee. In the Rocker 32, the effects loop buffer tube was also humming and...

You can use the MD as a preamp and put a valve amp power section in the loop.Presto.a cracking all valve amp with extreme loudosity.Also you gotta lose the JJ tube.I settled on Groove Tube 12AX7 C-6. Just to be nerdy and pedantic and make sure no one unthinkingly patches a power amp into the send a...