Unison Research Phono One – Pré-Amplificador Phono

Stereo Phono Valve preamplifier
Class: pure A
RIAA : passive +/- 0.1 dB (20 Hz / 20 KHz)
Output Impedance: 800 ohm.
Outputs: 1 x line
Gain : 54 dB
Total Harmonic Distorti on (THD): 0.1 % at 1 volt output
Signal to Noise Ratio (S/N): – 80 dB
Inputs: 1 per fonorivalatore MM o MC
Input Impedance: 47 Kohm – 100 – 50 – 22 ohm / 100 – 200 – 320 – 420 pF ( modifiable )
Feedback factor: 0 dB.
Valves: 5 x ECC83 / 12AX7
Alimentatore: esterno
Dimension: 37.3 x 5.84 x h 24.63 cm.
Net Weight: 3.6 Kg circa (including power supply)