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QSC RMX 2450a Two-Channel Power Amplifier
SKU
RMX2450A
$1,049.99
Item Backordered
Expected January 31, 2025
Only at IDJNOW
QSC RMX 2450a Power Amplifier Features:
- Compact size - up to 2500 watts in two rack spaces, or 5000 watts in three rack spaces.
- 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" (6.3 mm) 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 for monitoring performance.
- Independent DC and thermal overload protection on each channel automatically protects amplifier and speakers.
- 3-year warranty plus optional 3-year extended service contract.
QSC RMX 2450a Specifications
Model RMX 850a RMX 1450a RMX 2450a RMX 4050a RMX 5050a Power per Channel, Stereo Mode (both channels driven) 8Ω, FTC 20 Hz–20 kHz, 0.1% tdD 185 W 260 W 450 W 800 (650**) W 1050 W 8Ω, EIA 1 kHz, 0.1% tdD 200 W 300 W 500 W 850 W 1100 W 4Ω, FTC 20 Hz–20 kHz, 0.1% tdD 280 W 400 W 650 W 1300 W 1600 W 4Ω, EIA 1 kHz, 0.1% tdD 300 W 500 W (0.5% tdD) 800 W 1400 W 1800 W 2Ω, FTC 20 Hz–20 kHz, 1% tdD – – – 1600 W 2000 W 2Ω, EIA 1 kHz, 1% tdD 430 W 700 W 1200 W 2000 W 2500 W Power, Bridge-Mono Mode 8Ω, FTC 20 Hz–20 kHz, 0.1% tdD 530 W 800 W 1300 W 2600 W 3200 W 8Ω, EIA 1 kHz, 0.1% tdD 600 W 900 W 1500 W 2800 W 3600 W 4Ω, EIA 1 kHz, 1% tdD 830 W 1400 W 2400 W 4000 W 5000 W Signal to Noise (20 Hz–20 kHz) -100 dB Distortion (SMPTE-IM) < 0.01% < 0.02% Input Sensitivity at 8Ω 1.15V (+3.4dBu) 1.23V
(+4.0 dBu)1.42V (+5.3 dBu) Voltage Gain 31.6x (30 dB) 40x (32 dB) 50x (34 dB) 64x (36 dB) Output Circuitry Class AB 2-tier Class H 3-tier Class H Current Draw (120 V AC)
Typical, 1/8 power pink noise at 4Ω*
Severe, 1/3 power pink noise at 4Ω*
4.5 A
6.6 A
6.0 A
9.6 A
6.3 A
15.6 A
10.0 A
20.1 A
13.9 A
26.9 AAC Mains Plug
100/120V
230VNEMA 5-15
CEE7/7
NEMA 5-20
CEE7/7Weight
Net
Shipping
35 lb (15.9 kg)
41 lb (18.6 kg)
40 lb (18.2 kg)
46 lb (20.9 kg)
44.5 lb (20.2 kg)
50.5 lb (23 kg)
68 lb (30.8 kg)
77 lb (34.9 kg)
75 lb (33.1 kg)
87 lb (37.2 kg)Distortion (typical)
20 Hz–20 kHz, 10 dB below rated power
1 kHz and below, full rated power
< 0.03% tdD, 4Ω and 8Ω
< 0.03% tdD, 4Ω and 8Ω
< 0.02% tdD, 4Ω and 8Ω
< 0.02% tdD, 4Ω and 8ΩFrequency Response 20 Hz–20 kHz: +0/-1 dB -3 dB points: 5 Hz and 50 kHz (LF filter bybassed, 8Ω) Damping Factor (1 kHz and below) > 300 at 8Ω > 250 at 8Ω Input Impedance 10 kΩ unbalanced; 20 kΩ balanced Input Stage Clipping 10 V rms (+22 dBu) 6.4 V rms (+18 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+)
Output: Touch-proof binding posts; Neutrik Speakon®Controls Front: AC switch; Channel 1 & 2 gain knobs
Rear: 10-position DIP switchLED Indicators Power on: Green; Signal: Yellow (1 per channel); Clip/Protect: Red (1 per channel) Amplifier Protection Full short circuit, open circuit, tdermal, 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 5.25" (13.3 cm) tall; 3 rack spaces Power Requirements 100, 120, 230 V AC (factory configured), 50–60 Hz
(1) QSC RMX 2450a Two-Channel Power Amplifier
(1) Quick Start Guide
(1) Adhesive Rubber Feet Kit (For non rack-mount applications)
(1) Rear Rack Ear Mounting Kit
(1) IEC Detachable Power Cord
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