Brand New QSC RMX 5050a Professional Quality Performance Amp

$2,499.99 Buy It Now, $99.99 Shipping, eBay Money Back Guarantee
Seller: barishtorkani ✉️ (0) 0%, Location: Mont-Royal, Quebec, CA, Ships to: CA, Item: 364633944987 Brand New QSC RMX 5050a Professional Quality Performance Amp. The QSC RMX 5050a power amplifier is the perfect addition to any professional audio setup. With two channels and two inputs, this rack mountable amp delivers high-quality performance with its 2,500 watts per channel power output. Featuring QSC's renowned brand quality, the RMX 5050a model is a top-of-the-line power amplifier that is perfect for use in various settings such as concerts, events, and recording studios. Its sleek and professional design is complemented by its durable construction, ensuring it will withstand the rigors of heavy use. With its exceptional power and superior sound quality, the QSC RMX 5050a is an excellent investment for any audio professional or enthusiast.
  • Compact size — up to 2500 watts in two rack spaces, or 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 4000-watt RMX4050a operates on a standard 15 amp plug (120V)
  • Both the RMX4050a and the RMX5050a feature a dual mono, high-current power supply for increased reliability and performance
  • The RMX4050a's particularly exceptional combination of cooling capacity and electrical efficiency provides robust thermal performance suitable for high continuous power in 2-ohm stereo or 4-ohm bridged applications.
  • Balanced 1/4-inch (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
 Model RMX 850a RMX 1450a RMX 2450a RMX 4050a RMX 5050a
Power per Channel, Stereo Mode (both channels driven)
8Ω, FTC 20 Hz–20 kHz, 0.1% THD 185 W 260 W 450 W 800 (650**) W 1050 W
8Ω, EIA 1 kHz, 0.1% THD 200 W 300 W 500 W 850 W 1100 W
4Ω, FTC 20 Hz–20 kHz, 0.1% THD 280 W 400 W 650 W 1300 W 1600 W
4Ω, EIA 1 kHz, 0.1% THD 300 W 500 W (0.5% tdD) 800 W 1400 W 1800 W
2Ω, FTC 20 Hz–20 kHz, 1% THD 1600 W 2000 W
2Ω, EIA 1 kHz, 1% THD 430 W 700 W 1200 W 2000 W 2500 W
Power, Bridge-Mono Mode
8Ω, FTC 20 Hz–20 kHz, 0.1% THD 530 W 800 W 1300 W 2600 W 3200 W
8Ω, EIA 1 kHz, 0.1% THD 600 W 900 W 1500 W 2800 W 3600 W
4Ω, EIA 1 kHz, 1% THD 830 W 1400 W 2400 W 4000 W 5000 W
100 V Direct Drive, EIA 1 kHz, 1% THD 600 W 2300 W
Signal to Noise (20 Hz–20 kHz) -100 dB
Distortion (SMPTE-IM) < 0.01% < 0.02%
Input Sensitivity at 8Ω 1.15V (+3.4dBu) 1.23V
(+4.0 dBu)
1.42V (+5.3 dBu)
Voltage Gain 31.6x (30 dB) 40x (32 dB) 50x (34 dB) 64x (36 dB)
Output Circuitry Class AB 2-tier Class H 3-tier Class H
Current Draw (120 V AC)
Typical, 1/8 power pink noise at 4Ω*
Severe, 1/3 power pink noise at 4Ω*

4.5 A
6.6 A

6.0 A
9.6 A

6.3 A
15.6 A

10.0 A
20.1 A

13.9 A
26.9 A
AC Mains Plug
100/120V
230V
NEMA 5-15
CEE7/7

NEMA 5-20
CEE7/7
Distortion (typical)
20 Hz–20 kHz, 10 dB below rated power
1 kHz and below, full rated power

< 0.03% tdD, 4Ω and 8Ω
< 0.03% tdD, 4Ω and 8Ω

< 0.02% tdD, 4Ω and 8Ω
< 0.02% tdD, 4Ω and 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) > 300 at 8Ω > 250 at 8Ω
Input Impedance 10 kΩ unbalanced; 20 kΩ balanced
Input Stage Clipping 10 V rms (+22 dBu) 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) 89 (2 RU) × 482 × 404 mm
3.5 (2 RU) × 19 × 15.9 in
132 (3 RU) × 482 × 404 mm
5.25 (3 RU) × 19 × 15.9 in
Carton Dimensions (H×W×D) 610 × 560 × 153 mm
24 × 22 × 6 in
610 × 560 × 229 mm
24 × 22 × 9 in
Net Weight 15.9 kg / 35 lb 18.2 kg / 40 lb 20.2 kg / 44.5 lb 30.8 kg / 68 lb 33.1 kg / 75 lb
Shipping Weight 18.6 kg / 41 lb 20.9 kg / 46 lb 23 kg / 50.5 lb 34.9 kg / 77 lb 37.6 kg / 87 lb
Power Requirements 100, 120, 230 V AC (factory configured), 50–60 Hz
  • Condition: New
  • Brand: QSC
  • Type: Power Amplifier
  • Number of Channels: 2
  • Number of Inputs: 2
  • Model: RMX 5050a
  • Features: Rack Mountable
  • Number of Outputs: 2

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