QSC GX7 Amplifier

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  • Regular price $1,033.00
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Power levels matched to the most popular speakers. Inputs: XLR, 1/4" TRS and phono. Outputs: Speakon® combo and binding posts.

Features

  • Power levels matched to the most popular speakers used by entertainers
  • Optimized for maximum real-world headroom into 4- and 8-ohm speaker systems
  • Inputs: XLR, 1/4-inch TRS and phono input connectors for compatibility with any source
  • Outputs: Speakon® combo accepts 1/4-inch (TS) plugs or Speakon 2- and 4-pole plugs (connects 2 poles only). Binding posts support all other speaker wiring systems
  • Minimum depth chassis (10.1-inch / 257 mm) fits in compact, inexpensive effects racks
  • Lightweight - GX3 and GX5 less than 26 lb (12.5 kg). GX7 only 15.5 lb (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
  • 230V 16.5 lb (7.5 kg)

 Specification

 

GX7
Output power per channel
8 ohms / 1 kHz (both channels driven) 725 W
8 ohms / 1 kHz (single channel driven) 800 W
4 ohms / 1 kHz (both channels driven) 1000 W
4 ohms / 1 kHz (single channel driven) 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)
Input Sensitivity
Voltage Gain 36.1 dB
Output Circuitry 2-tier Class H
Power Requirements (1/8 power, pink noise at 4 ohms, 120V) 10.1 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)
Product Dimensions (H×W×D) 89 × 483 × 257 mm
3.5 × 19 × 10.1 in
Carton Dimensions (H×W×D) 610 × 380 × 153 mm
24 × 15 × 6 in
Net Weight 230V model:  7.5 kg / 16.5 lb
Shipping Weight 230V model:  9.75 kg / 21.5 lb
Agency Approvals UL, CE, RoHS/WEEE Compliant
AC Current and Heating, 120 VAC GX7
(multiply current by 0.5 for 230 VAC)
Operating Condition AC amps BTU/hour
Idle 0.6 82
8 + 8 ohms, 1/8 power 1 6.7 1169
8 + 8 ohms, 1/3 power 2 13.3 1807
8 + 8 ohms, full power 3 26.5 2167
4 + 4 ohms, 1/8 power 1 10.1 1963
4 + 4 ohms, 1/3 power 2 18.5 2612
4 + 4 ohms, full power 3 40 4478