Opera Audio Consonance Reference 40 Pre Phono a valvole

The Reference 40 is a MM and MC stand-alone phono amplifier. It features an external power transformer, power supply with tube rectification, Amorphous core MC step-up transformer and a point-to-point wiring with layout for the lowest noise.

Specifiche Tecniche:

• Control Functions: Power On/Off , Switch MM / MC and Switch High / Low
• Harmonic Distortion: 0.01% ( for 2V RMS at output )
• Input Impedance: 47k ohms( MM ) , 5 ohm~ 400 ohm( MC )
• Input Gain: 40dB (MM ) / 66 dB ( MC ,10 times)/ 57dB(MC ,5 times)
• Input Interfaces: 1 group (RCA)
• Output Interfaces: 1 group (RCA)
• Grounding Interfaces: 1 group
• Signal/Noise: 80dB(MM),70dB(MC)
• Consumption: 10watt
• Vacuum Tube: 12AX7 x 2, EZ80 x1
• Dimensions: 440 (L) x260(W)x100 (H)mm
• Weight: 15 kg (packed)