18 19Amplifiers AmplifiersRMXa Series amps are built upon the proven RMX amplifier line combininglegendary QSC reliability and audio performance in a cost effective poweramplifier solution. For mid-power applications, the 2RU (RMX 850a, RMX1450a, RMX 2450a) models feature 4Ω power ratings from 300 to 800watts per channel. For premium loudspeaker systems with extremely highpower capacity, the 3RU (RMX 4050a & RMX 5050a) models offerunsurpassed value and performance.• Front panel gain controls for fast and accurate level settings.• Recessed rear DIP switches for easy selection between stereo, parallel, orbridged mode operation, and the additional choice of enabling/disablinglow frequency filter protection.• Balanced XLR, TRS or Barrier Strip parallel inputs with loop-throughcapability and NL4 or Binding Post output connectors.• Independent, defeatable clip limiters reduce distortion andprotect speakers.• Selectable low-frequency filters (30 or 50 Hz) protect speakersand increase headroom.• Flexible output loading options that allow you to drive lowimpedance loads down to 2Ω.• Five models to choose from with power ranges from 300W to2000W per channel at 4Ω.RMXa SeriesEntertainers | Musicians | DJs | Concert SystemsRMXa 3RU ModelsRMXa 2RU ModelsWatts per channelStereo BridgedModel 8Ω 4Ω 2Ω* 4ΩRMX 850a 200 300 430 830RMX 1450a 300 500 700 1400RMX 2450a 500 800 1200 2400RMX 4050a 850 1400 2000 4000RMX 5050a 1100 2000 2500 50001 kHz, 0.5% THD *1 kHz, 1% THDAs part of QSC’s ongoing commitment to product development,specifications are subject to change without notice.