Threshold SA-1

silver mono blocks with handles and VU pointer instruments. For connoisseurs who are not yet satisfied with the SA-2. Power per channel 160 Watt pure Class A at 8 Ohm, stasis circuit. Last version with optical bias. Among connoisseurs the best of Threshold ever built power amplifiers. Developed by nelson Pass. Ideal also for difficult to operate loudspeakers, e.g. old Infinitys. Small traces of use. Pair price, of course