Unison Research Reference/ Pre
- Type: Valve line preamplifier – phono, double chassis
- Class: Pure A
- Valve (line): 2 x 300B, 2 x ECC 82, 2 x ECC83, 2 x C45P
- Valve (phono): 4 x 6C45P, 2 x ECC83
- Inputs: 4 line RCA, 2 line XLR, 1 tape, 2 phono
- Outputs: 1 RCA, 1 XLR, 1 tape (active), 1 sub woofer (active), remote power for REFERENCE
- Output Impedance: 500 Ohm
- Input Impedance line: 47 kOhm
- Input Impedance phono: selectable
- Phono Gain: 45 – 55 dB
- RIAA: passive ± 0.2 dB
- Remote Control: radio for volume
- Frequency Response: 10Hz – > 100KHz @ – 0.3dB
- Feedback factor: 15 dB line, 0 db phono
- Distortion: 0.1%
- Power Consumption: 320 W max.
- Dimension (mm.): 451 x 560 x 210
- Net Weight: 66 lbs
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Pre Rotel RC-1590 MK2 , Có Phono Input (MM) 2.5 mV / 47k ohms
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