SPECIFICATIONS

Conditions:

1. 0 dBu = 0.775 V rms.

2. Dual-mode ratings are for each channel,both operating, unless noted.

3. 120-volt ac line voltage maintainedthroughout testing.

Continuous Rated Output Power (20-20,000 Hz at less than 0.1% THD, both channels driven per EIA RS-490),Dual Mode, 2 Ohms:1,000 watts Bridged Mode, 4 Ohms:2,000 watts Dual Mode, 4 Ohms:800 watts Bridged Mode, 8 Ohms:1,600 watts Dual Mode, 8 Ohms:500 watts

Continuous Rated Output Power (1 kHz,1% THD, both channels driven per EIARS-490), Dual Mode, 2 Ohms:1,200 watts Bridged Mode, 4 Ohms:2,400 watts Dual Mode, 4 Ohms:900 watts Bridged Mode, 8 Ohms:1,800 watts Dual Mode, 8 Ohms:560 watts

Power Bandwidth (+0, –1 dB, reference1 kHz), Any Mode, 4 Ohms:10-30,000 Hz

Frequency Response(+0, –3 dB, reference 1 kHz/1 watt):<10-30,000 Hz

Voltage Gain, 1 kHz, Any Mode, Constant-Gain Option:126 dB

Input Sensitivity, 1 kHz, Dual Mode for800 Watts into 4 Ohms:0 dBu (775 mV)

Maximum Input Level (reference 1 kHz):+20 dBu (7.75 V)

Input Impedance (per channel,20-20,000 Hz), Balanced:20 kilohms

Phase Response (at rated power, anymode, 10-30,000 Hz):± 22.5 degrees

THD Plus Noise at 1 kHz (at rated power,measurement bandwidth 80 kHz):<0.01%

IMD (SMPTE) (60 Hz/7 kHz, typical, atrated power; <0.01%

DIM 30 (composite square-sine waveband-limited to 30,000 Hz):<0.01%

DIM 100 (composite square-sine waveband-limited to 100,000 Hz):<0.01%

Rise Time (10% to 90% at rated power,any mode):

Slew Rate, Any Mode:>35 V/microsecond

Damping Factor, Any Mode:>300

Amplifier Protection:

Excessive output voltage; shorted loads;excessive phase shift; rf interference;overtemperature; excessive back EMF;In-rush current limiter

Load Protection:

Start-up/shutdown transients; dc fault;infrasonic signals; low ac line voltage;nonlinear signal limiter

Output Topology:

True complementary symmetry withungrounded collectors (no mica insulatorsmeans better heat transfer)

Output Devices

Total Number: 32 devicesP(max) Rating: 250 wattsdI(collector current): 20 amps dccT(max): 200 °C (392 °F)

Controls and Switches

Rear:Hi-Lo-Cut Filter(On/Off); Bridged Modeswitch (Bridged/Normal); Limiter mode(Fast/Slow); CircuitSwitch (Grounded/Ungrounded); InputRouting (Parallel Mono or Dual Stereo)Front:Two calibrated input level controls;power switch

Front-Panel Indicators:

Five LED's per channel (10 total) for poweron, input signal, output signal, limiteron and protect on

Connections

Input: 3-pin female XLR-type connectors foreach channel in parallel with a 3-pinmale XLR-type output connector foreasy signal routing; the XLR connec-tors are wired according to the IEC 268standard: pin 1 shield, pin 2 positive,pin 3 negative

Output: Neutrik Speakon®NL4MP for channels A, B and for bridged modeTMPower:12-gauge, 3-wire, permanently attachedpower cable; no ac plug supplied

Note: Professionally maintained and teched prior to shipment.