This is a recently service 1983 Son of a Boogie tube amp. hand wired stock no mods. just got service locally by house of guitars. has new preamp tubes installed and is ready to sell. the ch 1 is very punk rock but ch 2 is extremrly black face sounding. Love this amp but i have too many so this has to go. 60 watts and super loud!! looking for $ 750.00 obo please no trades