Black Threshold SA 3.9e Solid State Amplifier.Sixty watts per channel Class A operation. Balanced and single ended inputs. Allegedly one of Nelson Pass’ favorite Threshold design amplifiers due to its unparalleled sweetness and resolution. Original condition and owner. Non-smoker, non-child home Manual and Original Box included. Asking price $3,500.00 plus shipping and insurance. This is a rare and basically unobtainable amp.
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