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QSC GX 3

QSC GX 3

The QSC GX3 425-watt power amplifier gives your speakers the power they need while giving you the efficiency and protective features you want for easy operation and peace of mind. The GX3 uses advanced components for both light weight and reliability. Its Guardrail protection allows delivery of peak power while preventing overloads. It's equipped with a crossover switch, so adding a subwoofer to your system is a snap. Optimized for 4- and 8-ohm speakers, this amp also fits perfectly into popular racks, and its lightweight design (less than 30 lbs.) makes the GX3 incredibly easy to transport.

More Information

- Power levels matched to the most popular speakers

- 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 - less than 30 lbs.

- 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

- Power at 4 ohms/1kHz (both channels driven): 425WDistortion (typical): 20Hz-20kHz, 1dB below rated power

- Dynamic headroom (4 ohms): 2dB

- Input impedance (ohms): reater 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 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 -35dB; blue power LED, AC on

- Rear panel controls: Full range/crossover switch

100Hz, 3rd order LP (sub), 2nd order HP (top)

- Dimensions" Height: 3.5"/2RU;width: 19"; depth: 10.1"Net weight: 27 lbs.

Technical Specification

Number of Channels: 2

Power Class: Class B

Watts/Side @ 8 ohms: 300W

Watts/Side @ 4 ohms: 425W

Inputs: 2 x XLR, 2 x 1/4", 2 x RCA

Outputs:2 x SpeakON, 2 x Binding Posts

Cooling System:Variable-speed fan with rear-to-front airflow
Rack Spaces:2U

Height:3.5"

Depth:10.1"

Width:19"

Weight:27 lbs.

Manufacturer Part Number:GX3

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