The whole reason you sought us out. Right, Demon?
Rack-mounted, standalone, all-tube (5), preamp section of Ampeg's much respected SVT-2 PRO . We've re-tubed ours with vintage (late 1960s), Sylvania-branded, vacuum tubes- for that distinct Ampeg SVT sound.
Artists and techs: If your, on-stage, power amp has a 1/4-inch "POWER AMP IN" jack on its chassis, we can plug our preamp directly into your power amp, and deliver its sound right at the source, from stage right, rather than going through, either, a D.I. (which we do also have- both passive AND active), or through your bass guitar's channel on the venue's mixing board (we have all the interconnect cables).
We use these Furman Sound power protection devices: