CMX Series
Preliminary Specifications
| CMX300V | CMX500V | CMX800V | CMX2000V |
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Stereo Mode (both channels driven) |
| Continuous average output power per channel |
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8Ω / FTC 20 Hz – 20 kHz / 0.1% THD | 185 W | 260 W | 450 W | 1050 W |
8Ω / EIA 1 kHz / 0.1% THD | 200 W | 300 W | 500 W | 1100 W |
4Ω / FTC 20 Hz – 20 kHz / 0.1% THD | 280 W | 400 W | 650 W | 1600 W |
4Ω / EIA 1 kHz / 0.5% THD | 300 W | 500 W | 800 W | 2000 W (1% THD) |
2Ω / EIA 1 kHz / 1% THD | 430 W | 700 W | 1200 W | 2500 W |
70V Direct Drive / EIA 1 kHz / 1% THD | – | – | 400 W | 2500 W |
100V Direct Drive / EIA 1 kHz / 1% THD | – | – | – | 1000 W |
Bridge Mono Mode |
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8Ω / FTC 20 Hz – 20 kHz / 0.1% THD | 530 W | 800 W | 1300 W | 3200 W |
8Ω / EIA 1 kHz / 0.1% THD | 600 W | 900 W | 1500 W | 3600 W |
4Ω / EIA 1 kHz / 1% THD | 830 W | 1400 W | 2400 W | 5000 W |
70V Direct Drive / EIA 1 kHz / 1% THD | 600 W | 1200 W | 2000 W | 5000 W |
100V Direct Drive / EIA 1 kHz / 1% THD | – | 600 W | 2300 W | 3600 W |
Signal to Noise (20 Hz – 20 kHz, 8Ω) | > | > - 100 dB | > - 100 dB | > - 100 dB |
Input Sensitivity at 8Ω | 1.15 V (+3.4 dBu) | 1.14 V (+3.4 dBu) | 1.23 V (+4.0 dBu) | 1.42 V (+5.3 dBu) |
Voltage Gain at 8Ω | 31.6x (30 dB) | 40x (32 dB) | 46x (33 dB) | 64x (36 dB) |
Output Circuitry | Class AB | Class AB | ||
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Power Requirements |
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Typical, 1/8 power pink noise at 4Ω, 120 VAC | 4.4 A | 5.4 A | 6.3 A | 13.9 A |
Typical, 1/8 power pink noise at 4Ω, 230 VAC | 2.2 A | 2.7 A | 3.2 A | 7 A |
Severe, 1/3 power pink noise at 4Ω, 120 VAC | 6.6 A | 9.6 A | 15.6 A | 26.9 A |
Severe, 1/3 power pink noise at 4ΩΩ, 230 VAC | 3.3 A | 4.8 A | 7.8 A | 13.5 A |
Distortion | < 0.02% | < 0.01% | < 0.01% | < 0.01% |
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Distortion (typical) |
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20 Hz – 20 kHz: 10 dB below rated power | < 0.03% THD / 4Ω and 8Ω |
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1.0 kHz and below: | < 0.03% THD / 4Ω and 8Ω |
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Frequency Response | 20 Hz – 20 kHz: ±1 dB |
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Damping Factor (1 kHz and below) | > 300 at 8Ω |
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Input Impedance | 10k ohms unbalanced, 20k ohms balanced |
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Input Clipping | 10 Vrms (+22 dB) |
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Cooling | Continuously |
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Connectors (each channel) | Input: Active balanced; barrier strip, XLR and ¼" (6.3 mm) – TRS tip and XLR pin 2 positive | |||
| Output: Detachable terminal block and Neutrik™ Speakon™ |
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Controls | Front: AC switch, Ch. 1 & 2 gain knobs |
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| Rear: |
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Indicators | ||||
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Amplifier Protection | Stable into reactive or mismatched loads |
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Load Protection | On/off muting, AC coupling (CMX300V and CMX500V), triac crowbar (CMX800V and CMX2000V on each channel) | |||
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Power Requirements | 120 and 230 VAC, 50 – 60 Hz |
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Dimensions (HWD) |
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2 RU models | 3.5" (8.9 cm) 2 rack spaces x 19" (48.3 cm) rack mounting x 15.9" (40 cm) deep to rear support ears | |||
3 RU model (CMX2000V) | 5.25" (13.3 cm) 3 rack spaces x 19" (48.3 cm) rack mounting x 15.9" (40 cm) deep to rear support ears | |||
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Weight - Net | 35 lb (15.9 kg) | 40 lb (18.2 kg) | 44.5 lb (20.2 kg) | 75 lb (33.1 kg) |
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Weight - Shipping | 41 lb (18.6 kg) | 46 lb (20.9 kg) | 50.5 lb (23 kg) | 87 lb (37.2 kg) |
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Specifications subject to change without notice.
©2010 QSC Audio Products, LLC. All rights reserved. QSC and the QSC logo are registered trademarks of QSC Audio Products, LLC in the U.S. Patent and Trademark office and other countries. Speakon is a trademark of Neutrik. All other trademarks are the property of their respective owners. Patents may apply or be pending.
1675 MacArthur Boulevard • Costa Mesa, CA 92626 • Ph: | qscaudio.com |
CMX Spec Sheet 06/11/2010
