Unison Research Unico Due Integrated Amplifier (Open Box)
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Delivery and Shipping
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A rare chance to pick up the Unison Research Unico Due integrated amplifier at an open box price. This hybrid Italian masterpiece blends solid-state control with tube warmth using a pair of ECC83s in the input stage and delivers 180 watts per channel into 4 ohms. You get phono and DAC onboard, including USB, optical, and coaxial digital inputs, making it one of the most versatile amps in Unison’s lineup. This unit has been opened for demo but is in excellent condition with original packaging.
Only one available.
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Specifications
| Output Power | 100W+100W RMS into 8 Ohms, 180W+180W RMS into 4 Ohms, 290W+290W RMS into 2 Ohms |
| Filter Capacitance | 80,000uF |
| Output Stage | Dynamic Class A power BJT double complementary pair, “Super-Symmetric” configuration |
| Biasing | Dynamic Class A |
| Valves | 2 x ECC83 (12AX7) |
| S/N Ratio | 115dB |
| THD | <0.002% |
| Inputs | 3 analog line (RCA), 1 digital (USB), 1 tape RCA, 1 Phono MM / MC |
| Analog Line Outputs | 1 tape (RCA), 1 stereo subwoofer (RCA), 1 DAC |
| Dimensions | 43.5 x 43 x 13 cm (W x D x H) |
| Phono Stage | Input impedance: 47 kohm / 220 pF (MM) – 100 ohm / 440 pF (MC) |
| Gain | MM 40 dB, MC 50 dB |
| S/N Ratio | 120dB |
| THD | 0.001% |
| Max Input Voltage | 120 mV @ 1kHz (MM) |
| RIAA | Active low frequency, passive at high frequency |
