Audio Research SP20 Preamplifier, Silver (USED)
Serial number 46744. Silver (natural) faceplate and chassis. Preamp is in excellent condition save two small dings on the volume knob. Tubes test like-new. Includes original box, remote, and owner's manual.
Upscale Certified Pre-Owned Components are fully bench-tested by an expert technician with over 25 years experience. All vacuum tubes are new or test as new. We further protect your investment with a 90-Day Warranty. Buy used with confidence. Buy Upscale Certified Pre-Owned.