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QSC RMX 5050A Power Amplifier

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Item#: RMX5050A
UPC: 684284044914
Ships in 1-3 days
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I DJ NOW Webstore – Orders to be Shipped only: 1 800 355 7746 I DJ NOW - Babylon, NY store (Pick Up In Store Only)
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About This Product

QSC RMX 5050A Power Amplifier

Professional quality performance—incorporates road-proven QSC designs

  • Compact size — 5000 watts in three rack spaces
  • High-current toroidal transformers, for greater 2-ohm power and low noise
  • Independent user-defeatable clip limiters reduce distortion
  • Selectable low-frequency filters (30 Hz or 50 Hz) protect speakers and increase headroom
  • The RMX5050a features a dual mono, high-current power supply for increased reliability and performance
  • Balanced 1/4” (6.3 mm) TRS, XLR, and barrier strip inputs
  • Touch-proof binding post and Neutrik Speakon® outputs
  • Front mounted gain controls for easy access
  • Signal and clip LED indicators for monitoring performance
  • Independent DC and thermal overload protection on each channel automatically protects amplifier and speakers
  • 3-year warranty plus optional 3-year extended service contract
QSC RMX 5050A Specifications
  RMX 5050a
Stereo Mode (both channels driven) 1050 W
8Ω/ FTC 20 Hz – 20 kHz / 0.1% THD 1100 W
8Ω/ EIA 1 kHz / 0.1% THD 1600 W
4Ω/ FTC 20 Hz – 20 kHz / 0.1% THD 1800 W
4Ω/ EIA 1 kHz / 0.1% THD 2000 W
2Ω/ FTC 20 Hz – 20 kHz / 1% THD 2500 W
2Ω/ EIA 1 kHz / 1% THD  
Bridge-Mono Mode 3200 W
8Ω/ FTC 20 Hz – 20 kHz / 0.1% THD 3600 W
8Ω/ EIA 1 kHz / 0.1% THD 5000 W
4Ω/ EIA 1 kHz / 1% THD  
Signal to Noise (20 Hz – 20 kHz) 8Ω > -100 dB
Distortion (SMPTE-IM) < 0.02%
Input Sensitivity at 8Ω 1.42V (+5.3 dBu)
Voltage Gain 64x (36 dB)
Output Circuitry 3-tier Class H
Power Requirements 13.9 A
Typical, 1/8 power pink noise at 4Ω* 26.9 A
Severe, 1/3 power pink noise at 4Ω*  
Supplied Plug Type, 100/120V NEMA 5-20
Supplied Plug Type, 230V CEE7/7
Weight 75 lb (33.1 kg)
Net 87 lb (37.2 kg)
Distortion (typical)  
20 Hz – 20 kHz: 10 dB below rated power < 0.02% THD / 4Ωand 8Ω
1.0 kHz and below: full rated power < 0.02% THD / 4Ωand 8Ω
Frequency Response 20 Hz – 20 kHz: +0/-1 dB -3 dB points: 5 Hz and 50 kHz (LF filter bybassed / 8Ω)
Damping Factor (1 kHz and below) > 250 at 8Ω
Input Impedance 10k ohms unbalanced / 20k ohms balanced
Input Clipping 6.4 Vrms (+18 dBu)
Cooling Continuously variable speed fan, back-to-front air flow
Connectors (each channel) Input: Active balanced / 3-pin Euro-style detachable terminal block and XLR (pin 2+)
  Output: Touch-proof binding posts / Neutrik Speakon®
Controls Front: AC switch / Ch. 1 & 2 gain knobs
  Rear: 10-position DIP switch
Indicators Power-on: Green LED / Signal: Yellow LED (1 per channel) / Clip: Red LED (1 per channel) | Protect: Red LED
Amplifier Protection Full short circuit, open circuit, thermal, ultrasonic, RF protection. Stable into reactive or mismatched loads
Load Protection Turn-on/off muting / AC coupling (850, 1450) / Triac crowbar (1850HD, 2450, 4050HD, 5050) on each channel
Dimensions 5.25” (13.3 cm) tall / 3 rack spaces
Power Requirements 100, 120, 230 VAC, 50 – 60 Hz (factory configured)
The QSC RMX 5050A Box Includes:
(1) QSC RMX 5050A Power Amplifier
(1) Quick Start Guide
(4) Adhesive Rubber Feet -For Non-Rack Mount Applications
(1) Rear Rack Ear Mounting Kit
(1) IEC-Type Detachable Power Cord
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