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User Manual for QSC PLX-1802 Rackmount Stereo Power Amplifier Click to enlarge the picture
Contents of the user manual for the QSC PLX-1802 Rackmount Stereo Power Amplifier
- Product category: Power Amplifiers QSC
- Brand: QSC
- Description and content of package
- Technical information and basic settings
- Frequently asked questions – FAQ
- Troubleshooting (does not switch on, does not respond, error message, what do I do if...)
- Authorized service for QSC Power Amplifiers
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User manual for the QSC PLX-1802 Rackmount Stereo Power Amplifier contain basic instructions
that need to be followed during installation and operation.
Before starting your appliance, the user manual should be read through carefully.
Follow all the safety instructions and warnings, and be guided by the given recommendations.
User manual is an integral part of any QSC product,
and if it is sold or transferred, they should be handed over jointly with the product.
Following the instructions for use is an essential prerequisite for protecting
health and property during use, as well as recognition of liability on the part of the manufacturer
for possible defects should you make a warranty claim. Download an official QSC user manual in which you will find instructions on how to install, use, maintain and service your product.
And do not forget – unsuitable use of a QSC product will considerably shorten its lifespan!
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Product description 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 In the Box QSC PLX-1802 Rackmount Stereo Power Amplifier (330W/Channel @ 8 Ohms) Power Cable 6-Year Limited Warranty Table of Contents
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Technical parametersQSC PLX1802 Specs | Power Rating | Rating @ 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 Sensitivity | 1.28Vrms @ 8 Ohms | | Input Impedance | 20 kOhms, balanced
10 kOhms, unbalanced | | Gain | 32dB (@ 8 Ohms) | | Frequency Response | 20Hz - 20kHz, -0.5dB | | Signal-to-Noise Ratio | -107dB (20Hz - 20kHz) | | Total Harmonic Distortion (THD) | <0.02%, 20Hz - 20kHz | | Input Connections | 2 x XLR female, balanced
2 x 1/4" TRS phone, balanced | | Output Connectors | 2 x NL-4 Speakon (both channels available on Ch.1 output) | | Controls Front Panel | 2 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 | | Indicators | 2 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 | | Cooling | 1 x variable-speed fan (back-to-front airflow) | | Power Consumption | 1/8 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 Requirements | 100-120 or 220-240 VAC, 50-60Hz | | Dimensions | 19 x 3.5 x 14.9" (483 x 89 x 379mm) | | Weight | 21 lbs (9.5kg) | | | | Package Weight | 27.05 lb | | Box Dimensions (LxWxH) | 24.0 x 18.0 x 6.0" |
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