QSC RMX2450 Power Amplifier 500WRMS 2400 Watts

RMX SPECIFICATIONS

RMX 850

RMX 1450

RMX 1850HD

RMX 2450

STEREO MODE, EIA: Both Channels Driven

8 ohms EIA 1 kHz, 0.1% THD

200W

280W

360W

500W

4 ohms EIA 1 kHz, 0.1% THD

300W

450W

600W

750W

2 ohms EIA 1 kHz, 1% THD

430W

700W

900W

1200W

BRIDGE MONO MODE

8 ohms EIA 1 kHz, 0.1% THD

600W

900W

1200W

1500W

4 ohms EIA 1 kHz, 1% THD

830W

1400W

1800W

2400W

Signal to Noise, 20 Hz-20 kHz

100 dB

100 dB

100 dB

100 dB

Distortion (SMPTE-IM)

Less than 0.01%

Less than 0.01%

Less than 0.02%

Less than 0.02%

Input Sensitivity @ 8 ohms

1.15v (+3.4 dBu)

1.15v (+3.4 dBu)

1.16v (+3.5 dBu)

1.23v (+4.0 dBu)

Voltage Gain

31.6x (30 dB)

40x (32 dB)

46x (33 dB)

50x (34 dB)

Output Circuitry

AB

AB

Class H

Class H

Power Requirements
1/8 power pink noise at 4 ohms *

5 A

6 A

6 A

7 A

Weight

35 lb (15.9 kg) net

40 lb (18.2 kg) net

44.5 lb (20.2 kg) net

44.5 lb (20.2 kg) net

ALL MODELS

Distortion (Typical)
20 Hz-20 kHz: 10 dB below rated power
1.0 kHz and below: full rated power

Less than 0.03% THD 4 and 8 ohms
Less than 0.03% THD 4 and 8 ohms

Frequency Response

20 Hz-20 kHz, +/- 1 dB, -3 dB points: 5 Hz-50 kHz

Damping Factor, 1 kHz and below

Greater than 300 at 8 ohms

Input Impedance

10 k ohms unbalanced, 20 k ohms balanced

Input Clipping

10 Vrms (+22 dB)

Cooling

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

Connectors, each channel

Input: Active balanced; barrier strip, XLR and 1/4" (6.3mm)
TRS tip and XLR pin 2 positive
Output: touch-proof binding posts and Neutrik Speakon

Controls

Front: AC switch, Ch. 1 and Ch. 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)

Amplifier Protection

Stable into reactive or mismatched loads

Load Protection

On/off muting, AC coupling (850, 1450), triac crowbar
(1850HD, 2450, on each channel)

Dimensions

19" (48.3 cm) rack mounting, 3.5" (8.9 cm) tall (2 rack spaces),
15.9" (40 cm) deep (rack mounting to rear support ears)

Power Requirements

100, 120, 230 VAC, 50-60 Hz

* @ 120VAC, both channels driven; multiply current by .5 for 230V units

All Specification Subject to Change Without Notice.