QSC Audio CMX 300V, CMX 800V, CMX 500V user manual Specifications

Models: CMX 800V CMX 500V CMX 300V

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Specifications

 

CMX 300V

CMX 500V

CMX 800V

 

 

 

 

Stereo Mode (both channels driven)

 

 

 

8Ω / FTC 20 Hz - 20 kHz / 0.1% THD

185 W

260 W

450 W

8Ω / EIA 1 KHZ / 0.1% THD

200 W

300 W

500 W

4Ω / FTC 20 HZ - 20 KHZ / 0.1% THD

280W

400 W

650 W

4Ω / EIA 1 KHZ / 0.5% THD

300 W

500 W

800 W

2Ω / EIA 1 KHZ / 1% THD

430 W

700 W

1200 W

70 V - Direct drive / EIA 1 kHz / 1% THD

-

-

400 W

Bridge Mono Mode

 

 

 

8Ω / FTC 20 Hz - 20 kHz / 0.1%THD

530 W

800 W

1300 W

8Ω / EIA 1 kHz / 0.1%THD

600 W

900 W

1500 W

4Ω / EIA 1 kHz / 1%THD

830 W

1400 W

2400 W

70 V - Direct drive / EIA 1 kHz / 1% THD

600 W

1200 W

2000 W

100 V - Direct drive / EIA 1 kHz / 1% THD

-

600 W

2300 W

Distortion (SMPTE-IM)

< 0.02%

< 0.01%

< 0.01%

Signal to Noise (20 Hz – 20 kHz) 8Ω

> -100 dB

 

 

Input Sensitivity 8Ω

1.15 V (+3.4 dBu)

1.15 V (+3.4 dBu)

1.23 V (+4.0 dBu)

Voltage Gain (8Ω)

30 dB

32 dB

33 dB

Output Circuitry

Class AB

Class AB

2-tier Class H

Power Requirements

 

 

 

Typical, 1/8 power, pink noise at 4Ω

 

 

 

120 VAC

4.4 A

5.4 A

6.3 A

230 VAC

2.2 A

2.7 A

3.2 A

Severe, 1/3 power pink noise at 4Ω

 

 

 

120 VAC

6.6 A

9.6 A

15.6 A

230 VAC

3.3 A

4.8 A

7.8 A

Frequency Response

20 Hz – 20 kHz, +0, -1 dB

-3 dB points: 5 Hz and 50 kHz

 

 

(LF filter bypassed / 8Ω)

 

 

Damping Factor

> 300 at 8Ω

 

 

Input Impedance (Ω)

10 kΩ unbalanced / 20 kΩ balanced

 

Input Clipping

10 Vrms (+22 dBu)

 

 

Cooling

Continuously variable speed fan, back-to-front air flow

 

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 Speakon™

 

Controls

Front: AC Switch, Channel 1 and Channel 2 gain knobs

 

 

Rear: 10-position DIP switch

 

Indicators

Power-on: Green LED / Signal: Green LED (1 per channel) /

 

 

Clip: Red LED (1 per channel)

 

Amplifier Protection

Stable into reactive or mismatched loads

 

Load Protection

On/off muting, AC Coupling (CMX 300V and CMX 500V), triac

 

 

crowbar (CMX 800V on each channel)

 

Dimensions (HWD)

3.5" (2RU) x 19" x 15.9"

(89 mm x 483 mm x 400 mm)

 

Weight - Net / Shipping

35 lb (15.9 kg) / 41 lb

40 lb (18.2 kg) / 46 lb

44.5 lb (20.2 kg) / 50.5 lb

 

(18.6 kg)

(20.9 kg)

(23.0) kg)

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QSC Audio CMX 300V, CMX 800V, CMX 500V user manual Specifications