Dating a music man amp
And for God’s sake get rid of that stupid master volume!
It also lets you run the power tubes hotter or colder as well as the voltage going to the filter caps, this option gives you the option of running the amp tighter or with a bit more sag.
It has a master volume and you can combine the two distictincly different sounding channels with a flick of a mini toggle. All in all this amp is a great deal for the $, but you better work out before you bring it to your gig, it will make your Twin Reverb feel like a Pignose.
Plug in an SG toggle to the back pickup and you will cop the Tony Iommi Sabbath sound perfectly.
I personally think that if you want the same response with a single coil guitar you will have to drive the preamp a bit harder using a clean boost like an MXR Micro-Amp.
Although it is outfitted with four EL 84’s, its no AC-30. Later on Peavey, through its dealers, started selling Russian (Sovtek) tubes as replacements, but these tubes biased a lot cooler then the Chinese ones did.