QSC Audio CMX 300V, CMX 800V, CMX 500V user manual Introduction, Features, Front Panel

Introduction

These rugged, fan-cooled, 2-channel, 2RU amplifiers provide high-value performance and power in a strong, compact chassis. The series comprises four models: the CMX 300V, CMX 500V, CMX 800V and CMX 2000V. The CMX 2000V is covered in a separate manual.

Features

• Independent, user-defeatable clip limiters

• Fully selectable low-frequency filtering; choice of 30 or 50 Hz roll-off

• Stereo (dual-channel), parallel-input, or Bridge Mono operating modes

• Balanced inputs — XLR, ¼" (6.3 mm) TRS, and barrier strip

• Pluggable terminal block and Speakon™ outputs

• 21 detent gain knobs

• Front panel LED indicators for signal and clip and power

• Attenuation control security plate

Stereo mode, both channels driven	CMX	CMX	CMX
	300V	500V	800V
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	280 W	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
70V Direct Drive /EIA 1 kHz / 1% THD	-	-	400 W

Front Panel

1.Power switch

2.Power indicator LED

3.Cooling vents

4.Clip and Signal indicator LEDs, (Channel 1)

– Table 1 –

5.Attenuation control (Channel 1)

6.Clip and Signal indicator LEDs, (Channel 2)

7.Attenuation control (Channel 2)

8.Lockout plate retention screw

1	2	3	4	5	6	7	8
		– Figure 1 –

3