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QSC RMX 850a Two-Channel Power Amplifier
SKU
RMX850
$699.99
Item Backordered
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QSC RMX850a Two Channel Power Amplifier Features:
- Compact 2 rack space size.
- Up to 860 watts in bridge-mono & 430 watts in stereo mode.
- Professional quality performance - incorporates road-proven QSC designs.
- High-current toroidal transformers for greater two-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" (6.3mm) 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
- 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 850a Specifications
RMX 850a Power per Channel, Stereo Mode (both channels driven) 8Ω, FTC 20 Hz–20 kHz, 0.1% THD 185 W 8Ω, EIA 1 kHz, 0.1% THD 200 W 4Ω, FTC 20 Hz–20 kHz, 0.1% THD 280 W 4Ω, EIA 1 kHz, 0.1% THD 300 W 2Ω, FTC 20 Hz–20 kHz, 1% THD – 2Ω, EIA 1 kHz, 1% THD 430 W Power, Bridge-Mono Mode 8Ω, FTC 20 Hz–20 kHz, 0.1% THD 530 W 8Ω, EIA 1 kHz, 0.1% THD 600 W 4Ω, EIA 1 kHz, 1% THD 830 W Signal to Noise (20 Hz–20 kHz) -100 dB Distortion (SMPTE-IM) < 0.01% Input Sensitivity at 8Ω 1.15V (+3.4dBu) Voltage Gain 31.6x (30 dB) Output Circuitry Class AB 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 AAC Mains Plug
100/120V
230V
NEMA 5-15
CEE7/7Weight
Net
Shipping
35 lb (15.9 kg)
41 lb (18.6 kg) Distortion (typical)
20 Hz–20 kHz, 10 dB below rated power
1 kHz and below, full rated power
< 0.03% THD, 4Ω and 8Ω
< 0.03% THD, 4Ω and 8ΩFrequency 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 Input Impedance 10 kΩ unbalanced; 20 kΩ balanced Input Stage Clipping 10 V rms (+22 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, 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 3.5” (8.9 cm) tall; 2 rack spaces Power Requirements 100, 120, 230 V AC (factory configured), 50–60 Hz
(1) QSC RMX 850a Amplifier
(1) Quick Start Guide
(1) Adhesive Rubber Feet Kit (For non rack-mount applications)
(1) Rear Rack Ear Mounting Kit
(1) IEC Detachable Power Cord
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