Audio Research REF Phono 3

Phono preamps
R 220,000.00
Posted on 2021/04/13

Manufacturer’s specs

Description
Technical Specifications

Type: Hybrid phono stage

Tube Complement: (6)-6H30P dual triodes, plus (1 each) 6550WE and 6H30P in power supply

Controls: Six Push Buttons: Power, Menu, Option, Enter, Input, Mute

Inputs: 2× RCA stereo pair, earth tag, RS232 comms

Outputs: Balanced XLR pair, single‑ended RCA pair

Frequency Response: ±.2 dB of RIAA, 10 Hz to 60kHz; 3 dB points below 0.3Hz and above 300 kHz

Distortion: Less than .002% at 1.0V RMS 1kHz output

Gain: Selectable 51 dB (Low) and 73 dB (High) at 1kHz BAL; 45 dB (Low) and 67 dB (High) at 1kHz SE. (MC and MM compatible)

Input Impedance: 47k Ohms and 100 pF SE. Selectable loads: 1000, 500, 200, 100, 50 Ohms, and Custom

Output Impedance: 400 ohms Balanced, 200 ohms SE. Recommended load 50k-100k Ohms and 100 pF. (10k Ohms minimum and 2000 pF maximum)

Phono Equalization: (selectable) RIAA, Columbia, and Decca

Dimensions (W×H×D): 480×198×419mm. Handles extend 40 mm forward of the front panel

Weight: 16.6 kg

198
480
419
16.6