Analog inputs & outputs; XLR & TRS Jack (balanced)
Input impedance	22 kΩ
Output impedance	75 Ω
Maximum input level	22.5 dBu
Common-Mode Rejection Ratio (CMRR)	86 dB
Frequency range (-3 dB)	10 Hz – 100 kHz
THD + N (0 dBu, 10 Hz – 22 kHz)	0.01 %
Noise (A-weighted)	-99 dBu
Dynamic range	122 dB
Internal Linear Power Supply with Shielded Toroidal Transformer
Operating voltage
for analog audio	18 V
Operating voltage 
for relays and LEDs	12 V
Tubes anode voltage	250 V
Tubes heating voltage	12.6 V
Mains Power Supply
Mains voltage (selectable)	230 V AC, 50; 115 V AC, 60 Hz
Fuse for 230 V	T 315 mA
Fuse for 115 V	T 630 mA
Power consumption	max. 20 W
Dimensions & Weight
W x H x D (width x height x depth)	482 x 44 x 237 mm
	19 x 1.73 x 9.33 inch
Unit weight	3.4 kg
	7.5 lbs
Shipping weight (incl. packaging)	4.75 kg
	10.47 lbs