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QSC RMX850a Power Amplifier
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      QSC RMX850a Power Amplifier (109703504)
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      QSC RMX850a Power Amplifier (109703504)
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The RMXa Series amplifiers from QSC offer true professional-quality performance at an affordable price. The 2-rackspace model RMX850a features output power of 185 watts per channel at 8 ohms. It has a compact chassis less than 16” deep. RMXa amplifiers include a comprehensive set of features including XLR and 1/4” balanced inputs, Speakon® and binding post outposts for convenient connectivity. User-defeatable clip limiters and selectable low-frequency filters optimize sonic performance.

The RMX amplifiers are among the most reliable products in pro audio. It takes some real effort to blow these things up. The RMX design has had a long time to be tested in the marketplace and the results are in. This amp is a beast. Long hours, long roads, hot environments, indoors, outdoors, you name it. The RMX amps are among the best built, most reliable power sources you will find.

QSC RMX850a Power Amplifier Features:

  • Compact size
    High-current toroidal transformers
    Independent user-defeatable clip limiters
    Selectable low-frequency
    Balanced 1/4” (6.3 mm) TRS, XLR, and barrier strip inputs
    Touch-proof binding post and Neutrik Speakon® outputs
    Independent DC and thermal overload protection


QSC RMX850a Power Amplifier Specifications:

  • Stereo Mode (both channels driven):
    8O/ FTC 20 Hz – 20 kHz / 0.1% THD: 185W
    8O/ EIA 1 kHz / 0.1% THD: 200W
    4O/ FTC 20 Hz – 20 kHz / 0.1% THD: 280W
    4O/ EIA 1 kHz / 0.1% THD: 300W
    2O/ FTC 20 Hz – 20 kHz / 1% THD: --
    2O/ EIA 1 kHz / 1% THD: 700W

    Bridge-Mono Mode
    8O/ FTC 20 Hz – 20 kHz / 0.1% THD: 530W
    8O/ EIA 1 kHz / 0.1% THD: 600W
    4O/ EIA 1 kHz / 1% THD: 830W
    Signal to Noise (20 – 20 kHz) 8O: > -100 dB
    Distortion (SMPTE-IM): <0.01%
    Input Sensitivity at 8O: 1.23V (+4.0 dBu)
    Voltage Gain: 31.6X (30dB)
    Output Circuitry: Class AB
    Power Requirements: 4.5A
    Typical, 1/8 power pink noise at 4O*: 6.6A
    Supplied Plug Type, 100/120V: NEMA 5-15
    Supplied Plug Type, 230V: CEE7/7
    Weight: 35lb
    Frequency Response : 20 Hz – 20 kHz: +0/-1 dB -3 dB points: 5 Hz and 50 kHz (LF filter bypassed / 8O)Damping Factor (1 kHz and below)
    Input Impedance: 10K ohms unbalanced, 20K ohms balanced
    Input Clipping: 10 Vrms (+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+)
    Controls: Front: AC switch / Ch. 1 & 2 gain knobs
    Rear: 10-position DIP switch
    Indicators: Power-on: Green LED / Signal: Yellow LED (1 per channel) / Clip: Red LED (1 per channel) " Protect: Red LED
    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 VAC, 50 – 60 Hz (factory configured)






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To: GuitarCenter.com
PO Box 4769
Westlake Village, CA 91359
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866-498-7882
 
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