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QSC GX3 User Manual

QSC GX3
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6
EN
REAR PANEL FEATURES
CROSSOVER POSITION
Splits a full-range signal to drive a subwoofer and top box.
CH 1 receives the lows, from 20-100Hz, for the subwoofer.
CH 2 receives 100Hz to 20kHz, to power a full range speaker.
When using CROSSOVER mode, connect signal to CH 1 only.
Use the two Gain controls to balance the LF and HF signals
(see Front Panel).
FULL RANGE POSITION
For normal, 2-channel use with all inputs active.
The crossover is bypassed.
REAR EAR MOUNTING
Rear ears designed for protecting the
rear connector wire dressing and
supporting the amplier in a rack. A
rear rack support mounting kit (model
FG-000031-00 pack of two) is available
from QSC Technical Services Group.
EXHAUST VENT
Keep vent clear. Install in
open-back rack.
INPUT CONNECTIONS
Pin 2 Positive, Pin 3 Negative, Pin 1 Shield (Ground).
Recommended for long or short runs, either xed or
frequently changed. Each channel’s XLR and TRS
jacks are connected internally, and provide feed thru
to the other connector.
BALANCED 1/4-INCH TRS INPUTS
Tip positive, Ring Negative, Sleeve Shield (Ground).
Recommended for long or short runs that are
frequently changed.
UNBALANCED 1/4-INCH TS INPUTS
Accepts unbalanced 1/4-inch plugs for short runs.
Tip positive, Sleeve Shield (Ground).
UNBALANCED PHONO INPUTS
Tip Positive, Barrel Shield (Ground). Recommended
for semi-permanent connections to nearby sources,
within the same rack. NOTE: when using these
inputs, the TRS or XLR inputs should not be used.
BALANCED XLR INPUTS
CROSSOVER SWITCH

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QSC GX3 Specifications

General IconGeneral
Amplifier classB
Frequency range20 - 20000 Hz
Audio output channels- channels
Peak power per channel500 W
Signal-to-Noise Ratio (SNR)100 dB
Total Harmonic Distortion (THD)0.01 %
RMS power output per channel (8 Ohm)300 W
DC-in jackYes
Speakers connectivity typeXLR / 1/4\
PurposeHome
Product colorSilver
Connectivity technologyWired
Sustainability certificatesRoHS
Maximum current6.3 A
CertificationUL, CE
Package weight14100 g
Weight and Dimensions IconWeight and Dimensions
Depth257 mm
Width483 mm
Height89 mm
Weight12100 g

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