C chovez New member Sep 24, 2012 #3 tightens up the amp and adds a clean/crunch toggle switch on channel 1 and a gain switch on channel 2 and a depth control on back of the amp. you can listen to it on youtube just search jca22h bfg
tightens up the amp and adds a clean/crunch toggle switch on channel 1 and a gain switch on channel 2 and a depth control on back of the amp. you can listen to it on youtube just search jca22h bfg