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QSC CMX500Va 2 x 500W  @ 4ohms amplifier

QSC CMX500Va 2 x 500W @ 4ohms amplifier

  • “Flex-Use” loading options allows loads down to 2 ohms

  • Actively balanced barrier strip, XLR, or ¼" TRS Inputs

  • NL4 Speakon™ and detachable terminal block Outputs

  • 1-dB recessed, detented gain controls for fast, accurate, and repeatable settings 

  • Tamper-proof security cover for gain controls 

  • Recessed rear DIP switches for easy selection of stereo, parallel, or bridged mode operation

Availability: Ships in 2-4 days

RRP: £718.56

Our Price: £598.80


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Product Description


The New CMXa Series is an economical and rugged power amplifier designed to meet the needs of system integrators. It is based upon the proven, rock-solid, reliable performance found in the award winning RMX Series.

The CMXa feature sets are designed for wide-ranging application in facilities such as performance halls, houses of worship, sports clubs, gymnasiums, dance venues, pubs, and FGM/BGM systems. 

Additional Information

Additional Information

Manufacturer QSC
Item Condition New
Output power (20 Hz-20kHz THD+N=01%) 4ohms 2 x 500W
Output power (20 Hz-20kHz THD+N=01%) 8ohms 2 x 300W
Output power (20 Hz-20kHz THD+N=01%) 4ohms bridged 1400W
Output power (20 Hz-20kHz THD+N=01%) 8ohms bridged 900W
Output power (20 Hz-20kHz THD+N=01%) 2ohms 2 x 700W
Application Fixed Install
Rack Ears Yes
Input sensitivity Att. Max @ 8ohms 1.14V (+3.4 dBu)
Maximum voltage gain Att. Max 31.6x (30 dB)
Amplifier type Low impedence
Output channels 2
Thru connectors 1/4" jack
Input connectors 1/4" jack, XLR, Barrier strip
Output connectors Speakon, Binding Post
Volume controls / Attenuater 2
Dimensions (W x H x D) 19" x 2U x 400mm
Weight (Kg) 18.2Kg
Frequency response (Po=1W, RL=8ohms 0dB, +0.5dB, -1dB) -3 dB points: 5 Hz - 50 kHz
Distortion (THD full rated power 8 ohms) Less than 0.03% THD, 4 and 8 ohms
Temperature indicator No
Power indicator Yes
Signal indicator Yes
Protection indicator No
Clip indicator Yes
Power consumption 100, 120, 230 VAC, 50-60 Hz
Damping factor RL=8ohms 1kHz) Greater than 300 at 8 ohms
Amplifier protection type Thermal
Market Sector Sports, Place of Worship, Education, A/V Corporate, Commercial

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