Selling the fantastic Audio Research ref 5 in silver, perfect condition with no scratches or marks
Original box and all original equipment. Only 6 months old.
Frequency Response: +0 -3dB 0.2Hz to 200kHz at rated output. (BALANCED, 200k ohms load.)
Distortion: Less than .01% at 2V RMS Balanced output.
Gain: Main output (SE or BAL input): 11.6dB Balanced output, 5.6dB Single Ended output.
Input Impedance: 120K ohms Balanced, 300K ohms SE,
Inputs (7): CD, TUNER, VIDEO, PHONO, AUX1, AUX2, PROCESSOR. (XLR and RCA connectors).
Output Impedance: 600 ohms Balanced, 300 ohms SE main (2), 20K ohms minimum load and 2000pF maximum capacitance. Outputs (3): 2 main, 1 tape (XLR and RCA connectors).
Output Polarity: Non inverting
Maximum Input: 20V RMS maximum Balanced, (10V RMS SE).
Rated Outputs: 2V RMS (1V RMS SE) into 200K ohm balanced load (maximum balanced output capability is 30V RMS at less than 0.5% THD at 1kHz).
Controls: Volume (104 steps), Select Input. Push Buttons: Power, Proc, BAL/SE, Mute.
Power Supplies: Electronically regulated low and high voltage supplies. Automatic 40 sec. warm-up/brown-out mute. Line regulation better than .01%.
Noise: 2.7uV RMS residual IHF weighted balanced noise output with volume at 1 (106dB below 2V RMS output.)
Tube Complement: (4) -6H30P dual triodes, plus (1 each) 6550C and 6H30P in power supply.
Power Requirements: 200-270VAC 50/60Hz 125 watts.
Dimensions: 48x17,8x15,5cm WxHxD