Technical data

CX302 CX502 CX702 CX902 CX1102 CX302V CX602V CX1202V
Stereo Mode (both channels driven) Continuous average output power per channel
8Ω / 20 Hz – 20 kHz / 0.05% THD 200 W 300 W 425 W 550 W 700 W – 550 W 700 W
4Ω / 20 Hz – 20 kHz / 0.05% THD 325 W 500 W 700 W 900 W 1100 W – – 1100 W
2Ω / 1 kHZ / 1% THD 600 W 800 W 1200 W 1500 W 1700 W – – -
70V / 20 Hz – 20 kHz / 0.05% THD − — — 400 W 800 W 200 W 400 W 800 W
70V / 1 kHz / 0.05% THD — — — 440 W 1000 W 250 W 440 W 1000 W
70V / 1 kHz / 1% THD — — — 600 W 1200 W 300 W 600 W 1200 W
Bridge-Mono Mode Bridge-mono mode operation
16Ω / 20 Hz – 20 kHz / 0.1% THD 400 W 600 W 850 W 1100 W 1400 W — 1100 W 1400 W
8Ω / 20 Hz – 20 kHz / 0.1% THD 700 W 1100 W 1500 W 2000 W 2200 W – – 2200 W
4Ω / 1 kHz / 1% THD 1200 W 1600 W 2400 W 3000 W 3400 W – – –
140V / 20 Hz – 20 kHz / 0.1% THD — — — 800 W 1600 W 400 W 800 W 1600 W
140V / 1 kHz / 0.05% THD — — — 880 W 2000 W 500 W 880 W 2000 W
140V / 1 kHz / 1% THD — — — 1200 W 2400 W 600 W 1200 W 2400 W
Signal to Noise (20 Hz – 20 kHz) > -107 dB > -107 dB > -106 dB > -106 dB > -106 dB > -106 dB > -106 dB > -106 dB
Input Sensitivity at 8Ω 1.26 Vrms 1.23 Vrms 1.16 Vrms 1.17 Vrms 1.35 Vrms 1.26 Vrms 1.26 Vrms 1.26 Vrms
Gain at 8Ω 30 dB 32 dB 34 dB 35 dB 35 dB 35 dB 35 dB 35 dB
Output Circuitry Class AB+B Class AB+B 2-tier Class H 2-tier Class H 2-tier Class H Class AB+B Class AB+B 2-tier Class H
Distortion (SMPTE-IM) < 0.02%
Distortion (typical)
20 Hz – 20 kHz: 10 dB below rated power < 0.01% THD
1.0 kHz and below: full rated power < 0.01% THD
Frequency Response 20 Hz - 20 kHz, ± 0.2 dB
Damping Factor > 500
Input Impedance 6k ohms unbalanced, 12k ohms balanced
Input Clipping 10 Vrms (+22 dBu)
Cooling Variable-speed fan, rear-to-front air flow
Connectors Input: 3-pin XLR & 3-pin detachable terminal blocks (1 each per channel) Output: Safety shrouded barrier strip
Amplifier Protection Full short circuit, open circuit, thermal, ultrasonic, RF protection. Stable into reactive or mismatched loads
Load Protection On/off muting, DC-fault power supply shutdown
Dimensions (HWD) 3.5" (8.9 cm) 2 RU x 19" (48.3 cm) rack mounting x 14" (35.6 cm) from front mounting rails
Weight - Net / Shipping 21 lb (9.5 kg) / 27 lb (12.3 kg)
120V Current Consumption Idle 0.8 A 0.9 A 0.9 A 0.9 A 0.9 A 0.8 A 0.9 A 0.9 A
1/8 power pink noise 8Ω 3.8 A 5.6 A 5.0 A 6.0 A 7.6 A – – –
4Ω 6.0 A 9.0 A 7.9 A 9.5 A 11.6 A – – –
2Ω 9.6 A 14.0 A 11.8 A 14.0 A 16.6 A – – –
70V – – – – – 5.7 A 8.7 A 12.0 A
1/3 power pink noise 8Ω 5.4 A 8.0 A 8.4 A 11.0 A 13.1 A – – –
4Ω 8.9 A 13.3 A 13.5 A 17.0 A 20.0 A – – –
2Ω 14.3 A 21.0 A 22.0 A 27.0 A – – – –
70V – – – – – 8.0 A 13.0 A 19.0 A
CX 2-Channel
Specifications
qscaudio.com
1675 MacArthur Boulevard • Costa Mesa, CA 92626 • Ph: 800/854-4079 or 714/957-7100 • Fax: [phone]
CX 2-channel Spec Sheet - 05/15/09
Specifications subject to change without notice.
(typical of program material
with severe clipping)
(typical of program material at
maximum unclipped power)
QSC, the QSC logo and PowerLight are registered trademarks of QSC Audio Products, LLC in the U.S. Patent and Trademark office and other countries.
All other trademarks are the property of their respective owners. Patents may apply or be pending.
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