Asking $600 + Shipping http://www.ampeg.com/pdf/SVP1600.pdf The SVP1600 is the MOSFET power section of the legendary Ampeg SVT-4 PRO. It is a 3-space rackmount power amp that outputs 1200W RMS, 1600W peak @ 4 ohms mono-bridged. The inputs are standard 1/4" and the speaker outputs are both 1/4" and Speakon. Parallel line out jacks for output to another amp. Separate volume controls for channels A and B. Built-in limiter with defeat switch.