QSC RMX 850a

• Compact 2-channel power amplifier
• Very dynamic and powerful sound
• Solid and high-quality processed construction method
• Numerous protection circuits for permanently reliable and safe operation
• Jack, XLR, screw/clamp and Speak-On connectors
• Three operating modes: mono, mono bridged, parallel
• Each channel with switchable high pass filter

• Power per channel Stereo mode 8 Ohm, FTC 20 Hz-20 kHz, 0.1% THD: 185 W
• Power per channel Stereo mode 8 Ohm, EIA 1 kHz, 0.1% THD: 200 W
• Power per channel Stereo mode 4 Ohm, FTC 20 Hz-20 kHz, 0.1% THD: 280 W
• Power per channel Stereo mode 4 Ohm, EIA 1 kHz, 0.1% THD: 300 W
• Power per channel Stereo mode 2 Ohm, FTC 20 Hz-20 kHz, 1% THD: no
• Power per channel Stereo mode 2 Ohm, EIA 1 kHz, 1% THD: 430 W
• Power mono bridged 8 Ohm, FTC 20 Hz-20 kHz, 0.1% THD: 530 W
• Power mono bridged 8 Ohm, EIA 1 kHz, 0.1% THD: 600 W
• Power mono bridged 4 Ohm, EIA 1 kHz, 1% THD: 830 W
• Signal to Noise (20Hz-20kHz): -100 dB
• Distortion (SMPTE-IM): < 0.01%.
• Input sensitivity @ 8 Ohm: 1.15 V (+ 3.4 dBu)
• Input voltage: 31.6x (30 dB)
• Output circuit: Class AB
• Current consumption (120 V AC): 4.5 A (typ., 1/8 power pink noise @ 4 Ohm), 6.6 A (Severe, 1/3 power Risa noise @ 4 Ohm)
• Mains connection: NEMA 5-15 (100/120V), 230 V (CEE7/7)
• Weight: 15,9 kg / 35 lb
• Distortion (type): 0.03 % THD 4Ohm/8Ohm
• Frequency response: 20 Hz - 20 kHz
• Damping factor: > 300 at 8 Ohm
• Input impedance: 10 kOhm unbalanced, 20 kOhm balanced
• Input Stage Clipping: 10 V rms (+22 dBu)
• Cooling: continuous with fan, variable speed, airflow from back to front
• Connections per channel: XLR-IN, Jack-IN, Screw terminal-IN, Neutrik Speak-on OUT, Screw terminal
• Front panel controls: AC switch, one gain control per channel
• Controls Rear panel: 10-way DIP switch
• LED indicators: Power On (green), each 1x signal (yellow) per channel, each 1x clip/protect (red) per channel
• Dimensions: 2 HEs in 19 inch rack

Warranty Conditions