The Unison Research SH is a world-class all-tube EL-84 output tube-based headphone amplifier operating in pure Class A output. Combined with that tube headphone amplifier is a stellar 32/384K 2xDSD USB DAC module all the same chassis!
Unison Research SH info and specs:
1) RCA single-ended analog input feeds the 12AX7/EL-84 all-tube headphone amplifier
2) USB input (Class 2.0) feeds the DAC board that handles up to 32/384K PCM, as well as 1X and 2X speed DSD. Native Mac plug and play support. Windows computers require driver installation:
- Type: Mono Valve Amplifier
- Output Stage: double parallel single-ended
- Classe: Pure Class A
- Valves: 4 x 845, 1 x ECC82, 1 x ECC83
- Output Power: 100 watt
- Frequency Response: 20 Hz – 30 kHz
- Feedback factor: 14 dB
- Output Impedance: 4 Ohm e 8 Ohm
- Outputs: loudspeakers bi-wiring
- Inputs: 1 x RCA , 1 x XLR
- Input Impedance: 47 kOhm RCA, 10 kOhm XLR
- Power Consumption: 400 VA approx.
- Dimensioni (mm.): 19.3” x 30.5” x 11.2” (w x d x h)
- Net Weight: 155 lbs
About Unison Research
Unison Research has been praised all around the world for more than 20 years. Their objective has always been to give delight through listening to music. Unison manufactures tube electronics, hybrid electronics and speakers all with the absolute intention of excelling at their objective.