QSC RMX5050a Professional Power Amplifier

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QSC’s RMX 5050a power amplifier represents state-of-the-art in professional quality performance at an affordable price. Perfectly suited for a wide range of sound reinforcement applications including professional touring, performing musicians, and mobile entertainers.

The RMX 5050a is optimized to deliver high levels of sustained power, extraordinary audio performance and road-proven reliability.

FEATURES

• Professional quality performance--incorporates road-proven QSC designs

• The RMX 5050a features a dual mono, high-current power supply for increased reliability and performance

• 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

• 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 to monitor 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

SPECIFICATIONS

Power per Channel, Stereo Mode (both channels driven):

8Ω, FTC 20 Hz–20 kHz, 0.1% THD: 1050 W

8Ω, EIA 1 kHz, 0.1% THD: 1100 W

4Ω, FTC 20 Hz–20 kHz, 0.1% THD: 1600 W

4Ω, EIA 1 kHz, 0.1% THD: 1800 W

2Ω, FTC 20 Hz–20 kHz, 1% THD: 2000 W

2Ω, EIA 1 kHz, 1% THD: 2500 W

Power, Bridge-Mono Mode:

8Ω, FTC 20 Hz–20 kHz, 0.1% THD: 3200 W

8Ω, EIA 1 kHz, 0.1% THD: 3600 W

4Ω, EIA 1 kHz, 1% THD: 5000 W

Signal to Noise (20 Hz–20 kHz): -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:

Typical, 1/8 power pink noise at 4Ω*: 13.9 A

Severe, 1/3 power pink noise at 4Ω*: 26.9 A

Supplied Plug Type, 100/120V: NEMA 5-20

Supplied Plug Type, 230V: CEE7/7

Distortion (typical) 20 Hz – 20 kHz: 10 dB below rated power 1.0 kHz and below: < 0.02% THD / 4Ω and 8Ω

full rated power: < 0.02% THD / 4Ω and 8Ω

Frequency Response: 20 Hz–20 kHz: +0/-1 dB -3 dB points: 5 Hz and 50 kHz (LF filter bypassed, 8Ω)

Damping Factor (1 kHz and below): > 250 at 8Ω

Input Impedance: 10 kΩ unbalanced; 20 kΩ balanced

Input Stage Clipping: 6.4 V rms (+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; Channel 1 & 2 gain knobs

Rear: 10-position DIP switch

LED Indicators: Power on: Green; Signal: Yellow (1 per channel); Clip/Protect: Red (1 per channel)

Amplifier Protection: Full short circuit, open circuit, tdermal, 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

Product Dimensions (H×W×D): 132 (3 RU) × 482 × 404 mm or 5.25 (3 RU) × 19 × 15.9 in

Net Weight: 33.1 kg / 75 lb

Shipping Weight: 37.6 kg / 87 lb

Power Requirements: 100, 120, 230 V AC (factory configured), 50–60 Hz

CONTENTS

(1) QSC RMX5050a Professional Power Amplifier
(4) Adhesive Rubber Feet (for non racked applications)
(1) Rack Ear Mounting Kit
(1) IEC US Power Cord
(1) Operator's Instructions