Specifications, Sra series, All models – QSC Audio SRA 2422 User Manual
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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