S P E C I F I C A T I O N S

S P É C I F I C A T I O N S

TECHNISCHE DATEN

ESPECIFICACIONES

 

 

 

 

 

RMX 850

 

 

RMX 1450

 

RMX1850HD

RMX 2450

 

OUTPUT POWER in watts

 

 

 

 

 

 

 

 

 

 

 

FTC: 20 Hz–20 kHz @ 0.1% THD, both c

hannels

dr

iven

 

 

 

 

 

 

 

 

8 ohms per channel

 

 

 

185

 

 

260

 

350

 

450

 

 

 

 

 

 

 

 

4 ohms per channel

 

280

 

 

400

 

550

 

650

 

EIA: 1 kHz @ 0.1% THD, both channels driven

 

 

 

 

 

 

 

 

 

 

 

8 ohms per channel

 

200

 

 

280

 

360

 

500

 

4 ohms per channel

 

300

 

 

450

 

600

 

750

 

1 kHz @ 1% THD, typical, both channels

driven

 

 

 

 

 

 

 

 

 

 

2 ohms per channel

 

 

 

430

 

 

700

 

900

 

1200

 

Bridge Mono:

 

 

 

 

 

 

 

 

 

 

 

8 ohms, 20 Hz–20 kHz, 0.1% THD

 

530

 

 

800

 

1100

 

1300

 

8 ohms, 1 kHz, 0.1% THD

 

600

 

 

900

 

1200

 

1500

 

4 ohms, 1 kHz, 1% THD, typical

 

830

 

 

1400

 

1800

 

2400

 

DYNAMIC HEADROOM

 

 

2 dB @ 4 ohms

2 dB @ 4 ohms

 

2 dB @ 4 ohms

2 dB @ 4 ohms

 

DISTORTION

 

 

 

 

 

 

 

 

 

 

 

SMPTE-IM

 

< 0.01%

 

 

< 0.01%

 

< 0.02%

 

< 0.02%

 

FREQUENCY RESPONSE20 Hz–20 kHz, +0/-1 dB

 

 

 

 

 

 

 

 

 

 

 

(at 10 dB below rated output power)

 

 

-3 dB points: 5 Hz and 50 kHz

-3 dB points: 5 Hz and 50 kHz

-3 dB points: 5 Hz and 50 kHz

-3 dB points: 5 Hz and 50 kHz

 

DAMPING FACTOR

 

 

> 300 @ 8 ohms

> 300 @ 8 ohms

 

> 300 @ 8 ohms

> 300 @ 8 ohms

 

NOISE (unweighted 20 Hz to 20 kHz, below rated output)

 

 

100 dB

 

 

100 dB

 

100 dB

 

100 dB

 

VOLTAGE GAIN

 

 

31.6× (30 dB)

 

 

40× (32 dB)

 

46x (33 dB)

 

50× (34 dB)

 

INPUT SENSITIVITY, V RMS

 

 

 

 

 

 

 

 

 

 

 

full rated power @ 8 ohms

 

 

1.15v (+3.4 dBu)

1.15v (+3.4 dBu)

 

1.16v (+3.5 dBu)

1.23v (+4.0 dBu)

 

INPUT IMPEDANCE (all models)

 

 

10K ohms unbalanced

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

20K ohms balanced

 

 

 

 

 

 

 

CONTROLS (all models)

 

 

Front: AC switch, Ch. 1 and Ch.

2 gain

 

 

 

 

 

 

 

 

 

Rear: 10-position DIP switch

 

 

 

 

 

 

 

INDICATORS (all models)

 

 

POWER:

Green LED

 

CLIP:

Red LED, 1 per channel

SIGNAL: Yellow LED, 1 per channel

 

CONNECTORS (all models)

 

 

Input:

Active balanced; XLR and ¼" (6.3 mm) TRS, tip and pin 2 positive, and barrier strip

 

 

 

 

 

 

Output:

“Touch-Proof” binding posts and Neutrik Speakon™

 

 

 

 

COOLING (all models)

 

 

Continuously variable speed fan, back-to-front air flow

 

 

 

 

 

AMPLIFIER PROTECTION (all models)

 

 

Full short circuit, open circuit, thermal, ultrasonic, and RF protection

 

 

 

 

 

 

 

 

Stable into reactive or mismatched loads

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

27

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Image 27
QSC Audio RMX 1450, RMX 2450 Output Power in watts, Input Impedance all models, Controls all models, Indicators all models
Page 26 Page 28

RMX 850, RMX 1850HD, RMX 2450, RMX 1450 specifications

QSC Audio is renowned for its high-performance amplification solutions, and their RMX Series is a testament to that legacy. The RMX 1450, RMX 2450, RMX 1850HD, and RMX 850 models stand out for their reliability and robust performance in both live and installed sound applications. Each amplifier in this series caters to different power requirements, ensuring that professionals can select the best fit for their specific needs.

The RMX 1450 is an ideal choice for smaller venues, delivering 450 watts per channel at 4 ohms. Its lightweight design and efficient power management make it a favored selection among DJs and live sound technicians who require portability without sacrificing audio quality. It features a durable, rugged chassis, making it resistant to the wear and tear of the road.

Moving up the range, the RMX 2450 offers enhanced power, providing 650 watts per channel at 4 ohms. This model is designed for applications that demand a bit more punch. It employs advanced protection circuitry that safeguards against over-temperature, short-circuits, and DC faults, ensuring longevity under demanding conditions. The RMX 2450 also incorporates a variable speed fan, which contributes to efficient cooling and minimizes noise during operation.

The RMX 1850HD further emphasizes performance with a robust 850 watts per channel at 4 ohms. Tailored for subwoofer applications, it specializes in delivering deep, impactful bass. Its high-current capabilities and the use of large power supplies ensure that it can handle dynamic audio content effortlessly. This amplifier also features switchable balanced inputs, allowing for versatile integration into a variety of sound systems.

Finally, the RMX 850 rounds out the series with a solid output of 300 watts per channel at 4 ohms. Compact yet powerful, it is suitable for both mobile and installed applications. Its reliability in consistent operation and high-quality audio makes it a practical choice for users seeking an efficient amplification solution.

All RMX amplifiers share critical technologies such as high-damping factor performance, which contributes to tight, controlled sound, and their user-friendly interfaces. Additionally, they are designed with heavy-duty components, ensuring that they withstand the rigors of professional usage. Whether in a live setting or a permanent installation, the QSC RMX Series provides sound professionals with the power, reliability, and quality they demand in their audio systems.
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