QSC GX3 - Power Amplifier
$499.99
$594.99
Experience. Integrity. Commitment.
Supporting Music Educators for Over 20 Years
GX Series amplifiers are ideal for professional entertainers who require maximum performance and portability on a limited budget. The hallmarks of the QSC brand - professional audio quality, meticulous engineering, precision manufacturing and long-term reliability - are all intrinsic to GX. Add contemporary styling, multiple input/output options, light weight, and advanced protection circuitry, and the GX Series clearly represents real value - something everyone can use.
8 ohms / 1 kHz (both channels driven) | 500 W | |||||
8 ohms / 1 kHz (single channel driven) | 600 W | |||||
4 ohms / 1 kHz (both channels driven) | 700 W | |||||
4 ohms / 1 kHz (single channel driven) | 850 W | |||||
Distortion (1 dB below rated power, 1 kHz) | 8 ohms: less than 0.02% 4 ohms: less than 0.05% | |||||
Signal to Noise (20 Hz - 20 kHz) | 100 dB | |||||
Input Sensitivity | 1.2 V rms | |||||
Voltage Gain | 34.4 dB | |||||
Output Circuitry | 2-tier Class H | |||||
Power Requirements (1/8 power, pink noise at 4 ohms, 120V) | 6 A | |||||
Frequency Response | 20 Hz–20 kHz, +0, -1 dB | |||||
Dynamic Headroom (4 ohms) | 2 dB | |||||
Input Impedance | Greater than 20 kΩ (balanced) | |||||
Maximum Input Level | +24 dBu (16 V rms) | |||||
Input Connectors (each channel) | 3-pin XLR and 1/4-inch TRS, balanced, parallel Phono, unbalanced | |||||
Output Connectors (each channel) | Speakon®, 1/4-inch, Binding posts | |||||
Amplifier and Load Protection | Short circuit, open circuit, thermal, RF protection Load protected against DC faults | |||||
Front Panel Controls and Indicators | Gain controls, 21 detents Red CLIP LEDs, proportional, 0.1% THD threshold Green SIGNAL LEDs, threshold 35 dB below clipping Blue POWER LED, AC on | |||||
Rear Panel Controls | Full Range / Crossover switch 100 Hz, 3rd order LP (sub), 2nd order HP (top) | |||||
Dimensions | Height: 3.5-inch (89 mm) 2RU Width: 19-inch (483 mm) Depth: 10.1-inch (257 mm) | |||||
Weight | Net: 28 lb (12.6 kg) Shipping: 32 lb (14.6 kg) | |||||
Agency Approvals | UL, CE, RoHS/WEEE Compliant |