Arc ref phono 2

FREQUENCY RESPONSE:

± .2dB of RIAA, 10Hz to 60kHz: 3dB points below 0.5Hz and above 300kHz. 

DISTORTION (THD):

.002% at 1.0V RMS 1kHz BAL output. 

NOISE & HUM:

0.22µV equivalent input noise, IHF weighted, shorted (Low Gain) input (73 dB below 1mV 1kHz input). 0.055µV equivalent input noise (High Gain) (65dB below 0.1mV 1kHz input).

GAIN:

Selectable 51 dB (Low), 74 dB (High) at 1 kHz BAL; 45 dB (Low), 68dB (High) at 1 kHz SE. (MC & MM compatible).

INPUT IMPEDANCE

47K ohms and 100pF SE. Additional selectable loads: 1000, 500, 200, 100, 50 ohms and Custom.

OUTPUT IMPEDANCE

200 ohms SE, 400 ohms balanced. Recommended load 50K-100K ohms and 100pF. (10K ohms minimum and 2000pF maximum.)

OUTPUT POLARITY

Non-inverting

MAXIMUM INPUTS

250mV RMS at 1kHz (680 mV RMS at 10kHz).

RATED OUTPUTS

0.5V RMS 10Hz to 20kHz, 100K ohm load (output capability is 80V RMS BAL output at ½% THD at 1kHz, 40V SE.)

POWER SUPPLIES

Electronically-regulated low and high voltage supplies. Line regulation better than .01%.

TUBE COMPLEMENT

(4) 6H30 dual triodes, plus (1 each) 6H30, 6550C in power supply.

POWER REQUIREMENTS

230VAC 50/60Hz, 140 watts maximum. 2W standby. Line fuse T2A SLO BLO 230V.

 

DIMENSIONS

48 cm W x 17.8 cm H x 39.4 cm D. Handles extend 3.8 cm forward of front panel.

WEIGHT

12.3 kg Net; 17.3 kg Shipping.