QSC PLX-1802 Rackmount Stereo Power Amplifier (330W/Channel @ 8 Ohms)

BH #QSPLX1802 • MFR #PLX1802
QSC PLX-1802 Rackmount Stereo Power Amplifier (330W/Channel @ 8 Ohms)
Key Features
  • Stereo and Bridged Modes
  • Subwoofer Processing
  • XLR and 1/4" Inputs
  • Protection Circuitry
The QSC PLX-1802 is a rackmount stereo power amplifier, offering up 330W per channel at 8 Ohms, and weighing in at a mere 21 pounds. The unit is designed to drive up to 4 loudspeakers from each amplifier channel (2 Ohm loading), or when high power bridge mono operation is required, and offers a comprehensive feature set with uncompromised PLX performance and technology.

The PLX-1802 features built-in subwoofer processing, filter switches, and front panel indications of bridge mono status, and is a worthy solution for either high-quality portable P.A. amplification use, or in a studio situation as a reference playback alternative.

Special Order
Expected availability: 7-10 business days
$1,049.99
$88/mo. suggested payments
with 12 Mos. Promo Financing* 

Important Notice

  • This item is noncancelable and nonreturnable.
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QSC PLX1802 Overview

The QSC PLX-1802 is a rackmount stereo power amplifier, offering up 330W per channel at 8 Ohms, and weighing in at a mere 21 pounds. The unit is designed to drive up to 4 loudspeakers from each amplifier channel (2 Ohm loading), or when high power bridge mono operation is required, and offers a comprehensive feature set with uncompromised PLX performance and technology.

The PLX-1802 features built-in subwoofer processing, filter switches, and front panel indications of bridge mono status, and is a worthy solution for either high-quality portable P.A. amplification use, or in a studio situation as a reference playback alternative.

Lightweight, high-output stereo rackmount power amplifier with Stereo, Parallel and Bridged Mono operation and indicators
21-position front-panel gain controls for precise, repeatable amplifier adjustment
Cooling design with front-exit hot air exhaust, Flow-through heat sinks require no filters, eliminating clogging
Full short circuit, open circuit, thermal, infrasonic, ultrasonic, and RF protection, stable into reactive or mismatched loads
Clip limiting protects speakers; thermal limiting maintains operation even during abnormal overload conditions
Front panel LED power, clip, -10dB, and signal present indicators for system monitoring and troubleshooting
Balanced XLR inputs with parallel TRS connectors and loop-through support
Speakon NL-4 output connectors with positive-locking speaker connection; Ch. 1 output uses all 4 wires for single-cable connection to bi-amplified speakers
UPC: 684284050885

QSC PLX1802 Specs

Power RatingRating @ 1 kHz, THD=0.1%
575W @ 4 Ohms Stereo (per channel)
330W @ 8 Ohms Stereo (per channel)
900W @ 2 Ohms Stereo (per channel)
1200W @ 8 Ohms Bridged
1800W @ 4 Ohms Bridged

Rating @ 20Hz - 20kHz, THD=0.05%
525W @ 4 Ohms Stereo (per channel)
320W @ 8 Ohms Stereo (per channel)
1100W @ 8 Ohms Bridged
Damping Factor> 500
Input Sensitivity1.28Vrms @ 8 Ohms
Input Impedance20 kOhms, balanced
10 kOhms, unbalanced
Gain32dB (@ 8 Ohms)
Frequency Response20Hz - 20kHz, -0.5dB
Signal-to-Noise Ratio-107dB (20Hz - 20kHz)
Total Harmonic Distortion (THD)<0.02%, 20Hz - 20kHz
Input Connections2 x XLR female, balanced
2 x 1/4" TRS phone, balanced
Output Connectors2 x NL-4 Speakon (both channels available on Ch.1 output)
Controls Front Panel2 x detented rotary Input Attenuators
1 x Power switch
Controls (Rear)Bridge/Stereo/Parallel Input Configuration switch
Clip Limiter switch
2 x Top 100 Hz HPF/Full/Sub 100 Hz LPF
2 x 33 Hz HPF/Full Filters
Indicators2 x Ch.1,2 red Clip LEDs
2 x Ch.1,2 green -10dB LEDs
2 x Ch.1,2 green -35dB signal LEDs
1 x blue Power LED
1 x amber Parallel LED
1 x amber Bridge Mono LED
Cooling1 x variable-speed fan (back-to-front airflow)
Power Consumption1/8 power (pink noise)
@8 Ohms: 5.0A/120V
@4 Ohms: 8.7A/120V
@2 Ohms: 13A/120V
1/3 power (pink noise)
@8 Ohms: 7.7A/120V
@4 Ohms: 12.3A/120V
@2 Ohms: 19.7A/120V
Full Power
@8 Ohms: 12.6A/120V
@4 Ohms: 21.3A/120V
@2 Ohms: 33.2A/120V
Power Requirements100-120 or 220-240 VAC, 50-60Hz
Dimensions19 x 3.5 x 14.9" (483 x 89 x 379mm)
Weight21 lbs (9.5kg)
Packaging Info
Package Weight27.05 lb
Box Dimensions (LxWxH)24 x 18 x 6"
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