QSC PLX 1104 stereo power amplifier

QSC PLX 1104 stereo power amplifier

QSC compact PLX1104 plug n play, is designed to power one or two speakers from each amplifier channel (4 ohm minimum loading), and has a simplified feature set, for applications that do not require bridged or 2 ohm operation. rmance and technology as the rest of the PLX2 Series, plus even greater value, to applications that don't require bridged or 2 ohm operation. 2x 550W, 2U.

Specification

Stereo Mode 8 ohms (each channel)
FTC 20 Hz - 20 kHz 0.05% THD 310W
EIA 1 kHz 0.1% THD 325W
Stereo Mode
4 ohms (each channel)
FTC 20 Hz - 20 kHz 0.05% THD 500W
EIA 1 kHz 0.1% THD 550W
Signal to Noise (20 Hz - 20 kHz) -106 dB
Input Sensitivity @ 8 ohms 1.18 Vrms
Gain @ 8 ohms 32.5 dB
Output Circuitry AB
Distortion (SMPTE-IM) Less than 0.02%
Typical Distortion
1/8 rated power, 20 Hz-20 kHz Less than 0.02%
Full rated power, 20 Hz-20 kHz Less than 0.02%
Frequency Response 20 Hz-20 kHz, -0.5 dB
Damping Factor Greater than 200
Input Impedance 20k ohms balanced
10k ohms unbalanced
Input Clipping 5.5 Vrms (+15 dBu)
Cooling Variable-speed fan, rear-to-front air flow
Input Connectors, each channel 3-pin XLR and 1/4" TRS balanced
Output Connectors, each channel Neutrik® NL4 Speakon®
(Both channels available on Ch 1 output)
Rear Panel Switches Circuit Breaker
Front Panel Controls Detented Input Attenuator: 0 to 8 dB
Power On/Off
Front Panel Indicators Clip: Red LED
-10: Green LED
Signal (-35 dB): Green LED
Power: Blue LED
PROTECTION
Amplifier Protection Full short circuit, open circuit, thermal, infrasonic, ultrasonic, and RF protection
Stable into reactive or mismatched loads
Load Protection On/off muting, DC-fault power supply shutdown
Infrasonic -3 dB, 8 Hz
DC fault Power supply shutdown
Ultrasonic -3 dB, 120 kHz
Short Circuit Muting
Thermal Limiting at 85° C, Muting at 90° C
Over Current Active clip limiting
AC circuit breaker
High Line Standard +15%, survive +25%
Low Line -40%
Dimensions
Height 3.5" (8.9 cm) 2 rack spaces
Width 19" (48.3 cm)
Depth, Rack mounting surface to rear panel 8.95" (22.7 cm) Overall depth 11" (27.9 cm)
Weight 13 lbs. (5.9 kg) net
18 lbs. (8.2 kg) shipping
Agency Approvals CE, FCC, cUL, UL

PLX2 series

PLX2 series is a range of premium quality, high-power amplifiers designed for the most demanding live performance uses. Built on the third generation of QSC PowerLight technology, PLX2 amplifiers combine light weight, superlative audio quality and proven QSC reliability.

Page last updated:  Thursday 24 July 2008

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