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

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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