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SPECIFICATIONS- SRA Series
Specifications subject to change without notice!
ALL MODELS
Voltage gain: 28× (29 dB)
Controls: Front- AC switch, Recessed Ch. 1 and Ch. 2 gain knobs
Rear- DIP switch (Ch. 1: clip limiter on/off, LF filter on/off,
LF filter freq select—20 or 50 Hz; Ch. 2: clip limiter on/off, LF filter on/off,
LF filter freq select—20 or 50 Hz; inputs parallel or stereo; bridge mode)
Connectors: Input- gold-plated RCA, 3-pin XLR (1 each per channel)
Output- Neutrik Speakon (1 per channel) and safety-shrouded binding posts
Remote- two 3.5 mm jacks in parallel (12V or switch remote on/off trigger)
DataPort- HD-15 for QSC DSP accessory
Input impedance: XLR- 10k ohms unbalanced, 20k ohms balanced
RCA- 10k ohms unbalanced
Indicators: Clip- red LED (1 per channel)
Signal (-30 dB)- green LED (1 per channel)
Power- green LED
Cooling: ultra-quiet variable-speed fan, rear-to-front air flow
Amplifier Protection: Full short circuit, open circuit, thermal, ultrasonic, and RF
protection. Stable into reactive or mismatched loads.
Load protection: on/off muting, DC-fault power supply shutdown
Dimensions: Width- 483 mm (19.0”) with rack mount ears installed
445 mm (17.5”) without rack mount ears
Height- 89 mm (3.5”) 2 rack units
Depth- 394 mm (15.5”) overall
381 mm (15.0”) from front of rack rail to tip of rear support chassis tab
Weight: 10 kg (22 lb.) net
Available Finish: black chassis with black front panel/inserts or black chassis with silver front panel/inserts