1 Single-ended RCA jack.
1 Balanced (XLR) jack.

Input Impedance

47 kOhms. Single-Ended or Balanced, for each phase.

Input sensitivity

(Single-Ended) 1.825V RMS input for 250W into 8 ohms.
(Balanced) 1.825V RMS input for 250W into 8 ohms.

Gain

(Single-Ended) or (Balanced) 27.8 dB

Polarity

(Single-Ended) Non-Inverting.
(Balanced) Pin-2 = Positive, Pin-3 = Negative for Non-Inverting Output.

Analog Audio Outputs

2 balanced outputs (Cardas Type) suitable for bi-wiring.

Modes/Processes

Standby: Amplifier is ready to be turned on via front panel switch or remote trigger..
Overcurrent, D.C., and/or thermal protection: amplifier will cycle.
Catastrophic D.C. or output stage failure: Amplifier will shutdown.

Power Output

8 Ohms: 250W RMS (24 dBW) with less than 0.01% THD from 20 Hz to 20 kHz; 300W RMS (24.77 dBW) with less than 1.0% THD from 20 Hz to 20 kHz; 350W RMS (25.44 dBW) with less than 1.0% THD, 1 kHz; 395W RMS (25.97 dBW) with less than 1% THD, 1 kHz, Burst Mode
4 Ohms: 500W RMS (27 dBW) with less than 0.01% THD from 20 Hz to 20 kHz; 700W RMS (28.45 dBW) with less than 1.0% THD from 20 Hz to 20 kHz; 800W RMS (29 dBW) with less than 1% THD, 1 kHz, Burst Mode
2 Ohms: 850W RMS (29.24 dBW) with less than 0.01% THD from 20 Hz to 20 kHz; 950W RMS (29.78 dBW) with less than 1.0% THD from 20 Hz to 20 kHz.

Frequency Response

+0, -.5 dB 0 Hz to 20 kHz; Load Independent.

Damping Factor

>6500 at 100 Hz; >2500 (minimum) at any frequency up to and including 20 kHz

Signal to Noise Ratio

124 dB referenced to rated output (A-Weighted)

117 VAC, 10A Slo Blo main fuse, 230 VAC, 6A Slo Blo main fuse, 50-60 Hz.

Power Consumption

Less than 1W @ Standby; <40W @ idle; <12ooW maximum.(950W; 2 ohms)

Trigger Input

5-12 VDC; Steady State

Dimensions

9 1/16" W x 13 7/8" H x 20" D (230 x 346 x 508 mm)

Weight

54.5 Lbs. Stand alone (24.6 kg)
64 Lbs. Boxed with accessories (29 kg)

Maximum Operating Temperature

Internal: 176° F (80° C)
Room: 131° F (55° C)