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GX Series
Stereo Mode
8Ω / both channels driven / 1 kHz*
8Ω / single channel driven / 1 kHz*
4Ω / both channels driven / 1 kHz*
4Ω / single channel driven / 1 kHz*
Distortion (typical)
1 kHz: 1 dB below rated power
Signal to Noise (20 Hz – 20 kHz)
Input Sensitivity
Voltage Gain (8Ω)
Output Circuitry
Power Requirements (1/8 power, pink noise at 4Ω, 120 V)
Frequency Response
Dynamic Headroom (4Ω)
Damping Factor
Input Impedance (Ω)
Maximum Input Level
Input Connectors (each channel)
Output Connectors (each channel)
Amplifier and Load Protection
Front Panel Controls and Indicators
Rear Panel Controls
Dimensions (HWD)
Weight - Net
Weight - Shipping
Agency Approvals
* At onset of clipping
Inputs
XLR, 1/4" TRS and phono input connectors
for compatibility with any source
All specifications are subject to change without notice.
©2010 QSC Audio Products, LLC. All rights reserved. QSC and the QSC logo are registered trademarks of QSC Audio Products, LLC in the U.S. Patent and Trademark office and
other countries. GuardRail is a trademark of QSC Audio Products, LLC. Speakon is a trademark of Neutrik. All other trademarks are the property of their respective owners. US
patent pending. Other patents may apply.
1675 MacArthur Boulevard • Costa Mesa, CA 92626 • Ph: 800/854-4079 or 714/957-7100 • Fax: 714/754-6174
GX Spec Sheet 11/09/10
GX3
300 W
350 W
425 W
500 W
8Ω: less than 0.02% / 4Ω: less than 0.05%
100 dB
1.2 Vrms
32.2 dB
Class B
6.3 A
20 Hz – 20 kHz, +0, 1 dB
2 dB
100
Greater than 20k (balanced)
+24 dB (16 Vrms)
3-pin XLR and 1/4" TRS, balanced, parallel
Phono, unbalanced
®
Speakon
, 1/4", Binding Posts
Short circuit, open circuit, thermal, RF protection
Load protected against DC faults
Gain controls, 21 detents
Red Clip LEDs, proportional, 0.1% THD threshold
Green Signal LEDs, threshold -35 dB
Blue Power LED, AC on
Full Range / Crossover switch
100 Hz, 3rd order LP (sub), 2nd order HP (top)
3.5" (2 RU) x 19" x 10.1" (89 mm x 483 mm x 257 mm)
27 lb (12.1 kg)
31 lb (14.1 kg)
UL, CE, RoHS/WEEE compliant
Crossover
Subwoofer/Satellite crossover built-in
Preliminary Specifications
GX5
GX7
500 W
725 W
600 W
800 W
700 W
1000 W
850 W
1200 W
34.4 dB
36.1 dB
2-tier Class H
2-tier Class H
6 A
10.1 A
28 lb (12.6 kg)
15.5 lbs (7 kg)
32 lb (14.6 kg)
20.5 (9.3 kg)
Outputs to Speakers
®
Speakon
combo output connector
accepts 1/4" or Speakon 2 wire connectors
GX7 (230V Only)
16.5 lbs (7.5 kg)
21.5 (9.75 kg)
Binding post output for compatibility
with any loudspeaker wiring scheme
please recycle
qscaudio.com
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