Skip to page content

Shop

QSC RMX4050HD POWER AMP - 2 X 1300W @ 4OHM

Stock code: QSCRMX4050HD

Stock Availability

Auckland North Island South Island Warehouse

  • QSC

Description

FEATURES:
- The RMX 4050HD provides improved thermal performance that gives you higher continuous power in 2 ohms stereo or 4 ohms bridged applications
- Dual mono, high current power supply for increased reliability and performance
- 3RU chassis only 16" deep
- Professional quality performance - incorporates road-proven QSC designs
- 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
- Binding post and Neutrik Speakon outputs
- Front mounted gain controls for easy access
- Signal and Clip LED indicators to monitor performance
- 3 year warranty. An optional 3 year extended service contract is available. Ask your dealer for details.

SPECS:
Stereo Mode:
- 8 ohms 
  - FTC 20 Hz - 20 kHz, 0.1% THD: 800 W
  - EIA 1 kHz, 0.1% THD: 850 w
- 4 ohms
  - FTC 20 Hz - 20 kHz, 0.1% THD: 1300 W
  - EIA 1 kHz, 0.1% THD: 1400 w
- 2 ohms
  FTC 20 Hz-20 kHz 0.1% THD: 1600 W
  EIA 1 kHz 1% THD: 2000 w
Bridge Mono Mode:
- 8 ohms
  - FTC 20 Hz-20 kHz 0.1% THD: 2600 W
  - EIA 1 kHz 0.1% THD: 2800 w
- 4 ohms: EIA 1 kHz 1% THD: 4000 W
- Distortion (SMPTE-IM): Less than 0.02%
- Distortion (Typical):
  - 20 Hz-20 kHz: 10 dB below rated power: less than 0.02% @ 4 ohms, less than 0.01% @ 8 ohms
  - 1 kHz and below: full rated power: less than 0.02% @ 4 ohms, less than 0.01% @ 8 ohms
- Frequency Response: 20 Hz to 20 kHz, 8 ohms, LF filter bypassed, +0/-1 dB
- Damping Factor: Greater than 250 @ 8 ohms
- Noise (unweighted): 100 dB below rated output (20 Hz - 20 kHz, 8 ohm load)
- Input Impedance: 20k ohm balanced, 10k ohm unbalanced
- Input Sensitivity: 1.25 Vrms for 800 W into 8 ohms
- Voltage Gain: 64x (36 dB) for 8 ohm load
- Controls Front: AC power switch, Ch. 1 and Ch. 2 gain control
- Controls Rear: 10-pole DIP switch featuring LF filter on/off, LF filter 30/50 Hz, Clip Limiter on/off controls for each channel and switches for selecting Stereo, Parallel, or Bridge mode. Push-button circuit breaker for each channel.
- Indicators: Power-On: Green LED, Protect: Red LED
  - Signal -30dB: Yellow LED, Clip: Red LED
- Connectors Input: XLR female, TRS (1/4-inch), and barrier-strip screw terminals, each channel
- Connectors Output: Binding posts and Speakon® outputs (Ch. 1 Speakon wired for biamp)
- Cooling: Continuously variable-speed fan, rear-to-front air flow
- Amplifier Protection: Short circuit, open circuit, thermal, ultrasonic, and RF protection. Stable into reactive or mismatched loads
- Load Protection: On/off muting, DC fault output crowbar
- Power Requirements: 100, 120 or 240 Volts AC (+/-10%) 50-60 Hz (factory configured)
- Dimensions: 19" 19.0" (48.3 cm) wide, 5.25" (13.3 cm) tall, 15.9" (40.39 cm) overall depth
- Weight: 68 lb (30.84 kg) net, 77 lb (34.43 kg) shipping