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QSC GX7 Professional Power Amp - 725 Watts at 8 Ohm

  • Dale #:

    QSC-GX7
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Description

The GX7 adds the road-proven PowerLight supply to the Class H output section, for more overall output power and additional weight savings. The result is one of the highest power-to-weight ratios in the industry. A low-noise variable-speed fan with rear-to-front airflow keeps amplifiers and racks ... Read More

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Description

The GX7 adds the road-proven PowerLight supply to the Class H output section, for more overall output power and additional weight savings. The result is one of the highest power-to-weight ratios in the industry. A low-noise variable-speed fan with rear-to-front airflow keeps amplifiers and racks cool.

As always, GX Series amplifiers are fully protected from the usual hazards of the trade, ensuring stable performance and long life.

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 26 lbs (12.5 kg). GX7 only 15.5 lbs (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 lbs (7.5 kg)

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Product Specs

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)100 dB
Input Sensitivity1.2 Vrms
Voltage Gain (8 ohms)36.1 dB
Output Circuitry36.1 dB2-tier Class H
Power Requirements (1/8 power, pink noise at 4 ohms, 120V10.1A
Frequency Response20 Hz - 20 kHz, +0, -1 dB
Dynamic Headroom (4 ohms)2 dB
Input Impedance (ohms)Greater than 20k (balanced)
Maximum Input Level+24 dB (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 ProtectionShort circuit, open circuit, thermal, RF protection Load protected against DC faults
Front Panel Controls and IndicatorsGain controls, 21 detents Red Clip LEDs, proportional, 0.1% THD threshold Green Signal LEDs, threshold -35 dB Blue Power LED, AC on
Rear Panel ControlsFull Range / Crossover switch; 100 Hz, 3rd order LP (sub), 2nd order HP (top)
DimensionsHeight: 3.5" (89 mm) 2RU; Width: 19" (483 mm); Depth: 10.1" (257 mm)
Weight
120V model
Net15.5 lbs (7 kg)
Shipping20.5 lbs (9.3 kg)
230V model
Net16.5 lbs (7.5 kg)
Shipping21.5 lbs (9.75 kg)

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