Audio RESEARCH D115 MKII & SP8

This listing includes my SP8 rev.4 & D115MKII preamp and amplifier both units are rack mountable I also have the owners manuals and original factory boxes this system was sent out three years ago to audio classics for calibration in addition to this gold RCA’S were added to the amplifier outp...

This listing includes my SP8 rev.4 & D115MKII preamp and amplifier both u...