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Summary of Contents for QSC RMXa
- Page 1 RMXa User Manual TD-000407-00-A *TD-000407-00*...
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Page 2: Explanation Of Symbols
EXPLANATION OF SYMBOLS The term “WARNING!” indicates instructions regarding personal safety. If the instructions are not followed the result may be bodily injury or death. The term “CAUTION!” indicates instructions regarding possible damage to physical equipment. If these instructions are not followed, it may result in damage to the equipment that may not be covered under the warranty. -
Page 3: Rohs Statement
The RMXa products are in compliance with European Directive 2002/95/EC – Restriction of Hazardous Substances (RoHS). The RMXa products are in compliance with “China RoHS” directives. The following chart is provided for product use in China and its territories: RMXa 有毒有害物质或元素... - Page 4 Damage to, or loss of any software or data residing on the product is not covered. When providing repair or replacement service, QSC will use reasonable efforts to reinstall the product’s original software configuration and subsequent update releases, but will not provide any recovery or...
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Page 5: Key Features
• NL4 and binding post output connectors • Each channel has independent Clip Limiter and Low Frequency Filter (30 or 50 Hz) • Stereo, Bridge Mono, and Parallel modes of operation • QSC reliability • Complete amplifier protection Controls, Connectors & Features The illustrations below are for the RMX 5050a which is similar to the RMX 4050a. -
Page 6: Rack Mounting
Air flows from the rack, into the back of the amplifier, and out the front. This keeps the rack cool. The fan automatically runs faster when the amp is working hard. Air flow in QSC amplifiers: Cool air is drawn into the rear of the amplifier by the cooling fan. Warm air exits the front of the amplifier. CAUTIONG!: Do not block the front or rear air vents! —... -
Page 7: Selecting Stereo, Parallel, Or Bridge Mode
Selecting Stereo, Parallel, Or Bridge Mode The amplifier can be set for normal Stereo operation, Parallel input Mode, or Bridge Mono Mode. Stereo Mode- Each channel remains independent. The amplifier may be used for two different signals. Stereo Mode - Switches 4, 5, 6 and 7 are all set to the LEFT position. Parallel Mode - This setting connects both inputs together. - Page 8 Barrier Strip Inputs Each channel has a balanced 3-terminal input. Wiring is connected with simple hand tools, and inputs can be changed quickly. The input impedance is 20k ohm balanced or 10k ohm unbalanced. Balanced connections are recommended to reduce AC hum and interference, especially with long cable runs. Unbalanced connections may be suitable for short cables.
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Page 9: Led Indicators
Outputs • Wiring connections are shown on the back of the chassis. • Binding Post Outputs • Stereo and Parallel Mode: Wire as shown by loudspeaker symbols 1 and 2. • Bridge Mode: Wire as shown by Bridge Mono loudspeaker symbol. NL4 Outputs Each channel accepts a normal 2-wire cable. - Page 10 Abnormal indication: • Bright red illumination while the amp is being used indicates either thermal muting or a shorted output. • If the amplifier overheats, the fan will run at full speed, and operation should resume within one minute. Allow the fan to run, and make sure the amplifier ventilation is adequate.
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Page 11: Specifications
Specifications RMX 850a RMX 1450a RMX 2450a OUTPUT POWER in watts 8Ω / FTC 20 Hz - 20 kHz / 0.1% THD 185 W 260 W 450 W 8Ω / EIA 1 KHZ / 0.1% THD 200 W 300 W 500 W 4Ω... - Page 12 RMX 4050a RMX 5050a OUTPUT POWER IN WATTS 8Ω / FTC 20 Hz - 20 kHz / 0.1% THD 800 W 1050 W 8Ω / EIA 1 KHZ / 0.1% THD 850 W 1100 W 4Ω / FTC 20 HZ - 20 KHZ / 0.1% THD 1300 W 1600 W 4Ω...
- Page 13 World Wide Web: www.qsc.com E-mail: info@qscaudio.com service@qscaudio.com © 2013 QSC Audio Products, LLC. All rights reserved. QSC™ and the QSC logo are registered trademarks of QSC Audio Products, LLC. All other trademarks are the property of their respective owners. Patents pending.
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