Audio Space Reference Two balanced tube preamplifier


Outstanding Features:

Rugged stainless steel chassis

High quality EI transformers and components

Innovative tube circuitry with choke coil

Balanced line input and output

Switching between in phase and out of phase

Point to point soldering

All tube MM and MC phono stage

Adjustable cartridge loading and gain

MSRP Can $ 9,999.00


Specifications:

Output Level: 2 - 20V P-P Max.

Output Impedance: < 2k ohm

Frequency Response: 20Hz - 100kHz +/-1dB (2V P-P)

Total Harmonic Distortion: < 0.2% 20Hz - 20kHz

Input Impedance: Line in - 68k ohm
Phono - 47k ohm (MM) or 3 ohm - 100 ohm (MC)

Input Sensitivity: Line in - 150mV
Phono - 3 - 10mV (MM) or 0.3 - 1mV (MC)

Input Mode: RCA (MM / MC)
RCA and XLR (Line inputs)

Signal-to-noise Ratio: > 86dB (Line output)
> 50dB (MC output)
> 65dB (MM output)

Channel Balance: < 0.7dB 20Hz - 20kHz

Channel Separation: > 65dB (1kHz - 3.3 kHz)

Vaccum Tubes: 4 x 6N9P (6SL7 or ECC35)
4 x 300B
2 x 12AX7 (ECC83 or 4004)
2 x 6922 (6DJ8 or ECC88)

Dimensions (W x H x D): 405 x 475 x 215 mm

Net weight: 21 kg