Analog inputs: XLR (balanced) and RCA Input gain (max) 32.5 dBu Input impedance (RCA) 20 kΩ Input impedance (XLR) 20 kΩ Common mode rejection ratio (XLR) 82 dB Digital Inputs: DAC768 (optional) AES/EBU (XLR), PCM sample rates 44.1/48/88.2/96/176.4/192 kHz Coaxial SPDIF (RCA), PCM sample rates 44.1/48/88.2/96/176.4/192 kHz Optical SPDIF (Toslink F06), PCM sample rates 44.1/48/88.2/96/with Glass fibre <1m: 176.4/192 kHz USB (B), PCM sample rates 44.1/48/88.2/96/176.4/192/352.8/384/705.6/768 kHz USB (B), DSD over PCM (DoP), sample rates 2.8 (DSD64), 5.6 (DSD128), 11.2 (DSD256) MHz 0 dBFS calibrated to 15 dBu Balanced Headphones Output: 4-pol XLR (balanced) Pin wiring 1 = L (+), 2 = L (-), 3 = R (+), 4 = R (-) Source impedance 0.36 Ω Damping factor (40 Ω) 180 Frequency range (0 dBu) 10 Hz – 100 kHz Crosstalk (1 kHz, 0 dBu) -90 dBu THD + N (1 kHz, 0 dBu) 0.00082 % Noise (A-weighted) -98 dBu Output power (1 kHz @ 1 % THD, 250 Ω) 2 x 3.5 W Output power (1 kHz @ 1 % THD, 32 Ω) 2 x 0.7 W Dynamic range 130.5 dB Standard Headphones Output: 6.35 mm (1/4") TRS Jack Pin wiring Tip = Left, Ring = Right, Sleeve = GND Source impedance 0.18 Ω Damping factor (40 Ω) 180 Frequency range (0 dBu) 10 Hz – 100 kHz Crosstalk (1 kHz, 0 dBu) -90 dB THD + N (1 kHz, 0 dBu) 0.00082 % Noise (A-weighted) -103 dBu Output power (1 kHz @ 1 % THD, 250 Ω) 2 x 5 W Output power (1 kHz @ 1 % THD, 32 Ω) 2 x 2.7 W Dynamic range 135.5 dB Internal Linear Power Supply with Shielded Toroidal Transformer Operating voltage for analog audio +/- 60 V Operating voltage for relays and LEDs + 12 V Mains Power Supply Mains voltage (selectable, see fuse chamber) 230 V AC / 50; 115 V AC / 60 Hz Fuse for 230 V T 0.5 A Fuse for 115 V T 1 A Power consumption max. 40 VA Stand-by power consumption < 0.3 W Dimensions & Weight W x H x D (width x height incl. feet x depth) 278 x 100 x 300 mm 11 x 4 x 11.81 inch Unit weight 4.9 kg 10.8 lbs Shipping weight (incl. packaging) 5.6 kg 12.35 lbs