QSC GX3 Power Amplifier

SKU
GX3

$499.99
In Stock - Almost Gone

Most orders placed by 2pm ET ship the same day (business days only).

Free Shipping
Best Price + Plus
Check In-Store Availability

Free Shipping on most orders with minimum purchase of $50 or more for a limited time.

Ground shipments only in the lower 48 contiguous United States.

Excludes oversized or overweight items such as oversized speakers, oversized cases, trussing and staging. Other exclusions include some fluids, some parts and special orders.

Any questions, please call 1-800-355-7746 during normal business hours.

Offer subject to change or termination without notice. Not responsible for typographical errors.

The lowest price is not always the best price. When you shop with us, you can always expect to get our BestPrice+Plus guaranteed.

Learn More

1 800 355 7746

 

I DJ NOW - Babylon, NY store (Pick Up In Store Only)
Mon - Sat 10am - 8pm
Sun 11am - 5:00pm
631 321 1700

 

I DJ NOW - Queens, NY Store (Pick Up In Store Only)
Mon - Fri 10am - 9pm
Sat 10am - 7pm
Sun 12 noon - 6pm
718 762 0100

GX Series amplifiers are ideal for professional entertainers who require maximum performance and portability on a limited budget. GX amplifiers deliver just the right amount of power to the most popular speakers used by entertainers. 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.

QSC GX3 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" TRS and phono input connectors for compatibility with any source.
  • Outputs: Speakon combo accepts 1/4" (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" / 257 mm) fits in compact, inexpensive effects racks.
  • 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.

QSC GX3 Specifications:
Output power per channel 
8 ohms / 1 kHz (both channels driven)300 W
8 ohms / 1 kHz (single channel driven)350 W
4 ohms / 1 kHz (both channels driven)425 W
4 ohms / 1 kHz (single channel driven)500 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 V rms
Voltage Gain32.2 dB
Output CircuitryClass B
Power Requirements (1/8 power, pink noise at 4 ohms, 120V)6.3 A
Frequency Response20 Hz–20 kHz, +0, -1 dB
Dynamic Headroom (4 ohms)2 dB
Input ImpedanceGreater than 20 kΩ (balanced)
Maximum Input Level+24 dBu (16 V rms)
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 below clipping
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)
WeightNet: 27 lb (12.1 kg)
Shipping: 31 lb (14.1 kg)
Agency ApprovalsUL, CE, RoHS/WEEE Compliant

AC Current and Heating, 120 VAC
(multiply current by 0.5 for 230 VAC)
GX3
Operating ConditionAC amps (BTU/hour)
Idle0.2 (44)
8 + 8 ohms, 1/8 power 14.1 (904)
8 + 8 ohms, 1/3 power 26.1 (1160)
8 + 8 ohms, full power 39.75 (1109)
4 + 4 ohms, 1/8 power 16.3 (1515)
4 + 4 ohms, 1/3 power 29.4 (2105)
4 + 4 ohms, full power 315.0 (2297)
1 1/8 power represents typical maximum operating conditions
2 1/3 power represents overdriven program levels
3 Full power is breaker limited to short periods
For 230 V, multiply AC current by 0.5
For 100 V, multiply AC current by 1.25

The QSC GX3 Box Includes:
(1) QSC GX3 Power Amplifier
(1) Power Cord
(1) Quickstart Guide

Ratings & Reviews

Be the first to review this product

© 2024 I DJ NOW. All Rights Reserved. Any use of this material including all content, images and design, without prior written consent from IDJNOW, is strictly prohibited by law.