QSC RMX 850a Power Amplifier

No longer available at zZounds
An update to a time-tested QSC design, this RMXa-series power amp pushes 300 watts per channel at 4 ohms, with defeatable clip limiters and LF filters.

The QSC RMX 850a Power Amplifier provides professional sound quality and reliability for small systems. With 300W per channel at 4 ohms, the RMX 850a is perfect for powering most of the small speakers that are available today. Connections include XLR, 1/4 inch and barrier strip inputs as well as Speakon and binding post outputs for easy integration into your system. QSC also gives this power amp user-defeatable clip limiters and selectable low-frequency filters optimize sonic performance.


- 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 inch 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 to monitor performance
- Independent DC and thermal overload protection on each channel automatically protects amplifier and speakers

- Power Output:
- Stereo Per Channel:
-- 8-ohms: 200W
-- 4-ohms: 300W
-- 2-ohms: 430W
- Bridged:
-- 8-ohms: 600W
-- 4-ohms: 830W
- Dimensions: 3.5 inches (8.9 cm) tall / 2 rack spaces
- Weight: 35lbs (15.9 kg)

For support or warranty questions, please contact the manufacturer:
Phone: (800) 772-2834
Web: http://qsc.com/support