Description
QSC
2 Channel 425watts into 4 Ohms
FEATURES
- Power levels matched to the most popular speakers used by entertainers
- Optimized for maximum real-world headroom into 4 ohm and 8 ohm speaker systems
- Inputs: XLR, 1/4" TRS and phono input connectors for compatibility with any source
- Outputs: Speakon® combo accepts, 1/4" (TS) plugs or Speakon 2-pole and 4-pole plugs (connects 2 poles only). Binding posts support all other speaker wiring systems
- Minimum depth chassis (10.1"/257 mm) fits in compact, inexpensive effects racks
- Lightweight - GX3 and GX5 less than 12.5 kg. GX7 only 7 kg*
- Detented gain controls for precise setting and matching of sensitivity
- GuardRail™ automatically protects the amplifier and loudspeakers from damage due to temperature rise or overdrive without shutting down the show
- Front panel LEDs monitor Power, Signal and Clipping
- Subwoofer/Satellite crossover built-in
SPECIFICATIONS GX3 GX5 GX7
Watts per channel
8 ohms / 1 kHz (both channels driven) 300 W 500 W 725 W
8 ohms / 1 kHz (single channel driven) 350 W 600 W 800 W
4 ohms / 1 kHz (both channels driven) 425 W 700 W 1000 W
4 ohms / 1 kHz (single channel driven) 500 W 850 W 1200 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 Vrms
Voltage Gain (8 ohms) 32.2 dB 34.4 dB 36.1 dB
Output Circuitry Class B 2-tier Class H 2-tier Class H
Power Requirements
(1/8 power, pink noise at 4 ohms, 120V) 6.3A 6A 10.1A
Frequency Response 20 Hz - 20 kHz, +0, -1 dB
Dynamic Headroom (4 ohms) 2 dB
Input Impedance (ohms) Greater than 20k (balanced)
Maximum Input Level +24 dBu (16 Vrms)
Input Connectors (each channel) 3-pin XLR and 1/4" TRS, balanced, parallel
Phono, unbalanced
Output Connectors (each channel) Speakon®, 1/4", 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
Blue Power LED, AC on
Rear Panel Controls Full Range / Crossover switch
100 Hz, 3rd order LP (sub), 2nd order HP (top)
Dimensions Height: 89mm 2RU
Width: 483mm
Depth: 257mm
Agency Approvals UL, CE, RoHS/WEEE Compliant