The Founding Father of the Thunderfunk. Ahead of its time in the 80s; still kicking haard 20+ years later. All solid state, workhorse amp in excellent shape. Amazing, versatile tone. It's tough to beat this amp with ANYTHING. Feature-laden: Semi-parametric preamp designed by Steve (SWR) Rabe Effects loop Headphone circuit Separable power/preamp Pre- and post-EQ DI Bi-ampable w/ selectable crossover The original 'enhance' knob 420 watts @ 4 ohms, 240 watts @ 8 ohms 22 lbs., 2.5 rack spaces NOTE: On/off switch currently stuck on (for third time in 7 years, usually self-fixes); power cord has own on/off switch. Amp ALWAYS works and works well. Will include very rare rack-mount ears. $325, shipped.