QSC GX3 300 Watt 8-Ohm Professional Power Amplifier
QSC GX3 300 Watt 8-Ohm Professional Power Amplifier

QSC GX3 300 Watt 8-Ohm Professional Power Amplifier

QSC Audio

Write a Review
SKU:
QSC GX3
Condition:
New
UPC:
0684284055187
Avaliability:
Free Shipping
Order before 2PM (EST) Mon-Fri for Same Day Shipping
Store Pick Up Available We Price Match! Call Us On 718-272-7228
Now: $499.99
Make an Offer
Award-Winning Service
Free Shipping Orders $49+
30 Days
Easy Returns
Guaranteed
Lowest Price
In-House
Experts

Financing Available

QSC GX3 300 Watt 8-Ohm Power Amplifier

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. 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

Specifications

Output power per channel 4 Ω / 1 kHz (both channels driven):
  • 425 W
Output power per channel 8 Ω / 1 kHz (both channels driven):
  • 300 W
Voltage:
  • USA 120v
Output power per channel 8 Ω / 1 kHz (single channel driven):
  • 350 W
Voltage Gain:
  • 32.2 dB
Output Circuitry:
  • Class B
Output power per channel 4 Ω / 1 kHz (single channel driven):
  • 500 W
Input Impedance:
  • Greater than 20 kΩ (balanced)
Signal to Noise (20 Hz - 20 kHz):
  • 100 dB
Input Sensitivity:
  • 1.2 V rms
Dynamic Headroom (4 Ω):
  • 2 dB
Distortion (1 dB below rated power, 1 kHz):
  • 8 Ω: less than 0.02%; 4 Ω: less than 0.05%
Output Connectors (each channel):
  • Speakon®, 1/4", Binding posts
Input Connectors (each channel):
  • 3-pin XLR and 1/4" TRS, balanced, parallel, Phono, unbalanced
Power Requirements (1/8 power, pink noise at 4 Ω, 120V):
  • 6.3 A
Frequency Response:
  • 20 Hz–20 kHz, +0, -1 dB
Rear Panel Controls:
  • Full Range / Crossover switch 100 Hz, 3rd order LP (sub), 2nd order HP (top)
Dimensions:
  • Height: 3.5" (89 mm) 2RU Width: 19" (483 mm) Depth: 10.1" (257 mm)
Amplifier and Load Protection:
  • Short circuit, open circuit, thermal, RF protection Load protected against DC faults
AC Current and Heating(BTU/hour), 120 VAC, (multiply current by 0.5 for 230 VAC) iply current by 0.5 for 230 VAC):
  • 0.2/44(Idle), 4.1/904(8 + 8 Ω, 1/8 power 1), 6.1/1160(8 + 8 Ω, 1/3 power 2), 9.75/1109(8 + 8 Ω, full power 3), 6.3/1515(4 + 4 Ω, 1/8 power 1), 9.4/2105(4 + 4 Ω, 1/3 power 2), 15/2297(4 + 4 Ω, full power 3)
Maximum Input Level:
  • +24 dBu (16 V rms)
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
Weight:
  • Net: 27 lb (12.1 kg) Shipping: 31 lb (14.1 kg)
Agency Approvals:
  • UL, CE, RoHS/WEEE Compliant

Product Videos Hide Videos Show Videos

Related Products

Award-Winning Service
Free Shipping Orders $49+
30 Days
Easy Returns
Guaranteed
Lowest Price
In-House
Experts
!