QSC GXD 8 Professional 4500W Power Amplifier with DSP

Model #GXD 8

QSC Warranty
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Packaging Info

Package Weight 19.05 lb
Box Dimensions (LxWxH) 23.386 x 14.409 x 5.984"

General Information

Signal to Noise Ratio Signal to Noise: 100 dB, (A-weighted, 20 Hz to 20 kHz)
Input Sensitivity 1.2 Vrms 3.9 Vrms
Voltage Gain 36.5 dB
Output Circuit Class D
Power Requirements Power Requirements: 1/8 power at 4 ohms 100 VAC: 6.2 A 120 VAC: 5.6 A 230 VAC: 3.2 A
Frequency Response 20 Hz to 20 kHz (+0.7 dB, -0.8 dB)
Headroom Dynamic Headroom: 2.73 (4 ohms)
Damping Factor 100
Input Impedance 20 kOhms (balanced) 10 kOhms (unbalanced)
Watts Per Channel 8 Ohm Dynamic (Both Channels Driven): 1500 W 4 Ohm Dynamic (Both Channels Driven): 2250 W 8 Ohm Continuous (Both Channels Driven): 800 W 4 Ohm Continuous (Both Channels Driven): 1200 W
Input Connectors 3-pin XLR/F 1/4" TRS, balanced
Output Connectors NL4 (Channel 1 - 1+/-, Channel 2 - 2+/-), binding posts
Amplifier Protection Short circuit Open circuit Thermal RF protection Load protected against DC faults
Front Panel Controls and Indicators 2 x rotary encoders 3 x operational buttons (HOME, ENTER, EXIT) 2 x green signal LEDs, indicate signal presence 2 x red A/D clip LEDs, indicate input over-drive and/or amplifier current clipping Blue power LED ring, AC on 256 x 128 Pixel LCD: 2.1 x 1.0" / 5.4 x 2.5 cm
Digital Signal Processing (DSP) High Pass Filter: 4th order LR, adjustable frequency 20 Hz to 4 kHz Low Pass Filter: 4th order LR, adjustable frequency 60 Hz to 4 kHz 4-Band PEQ: Variable frequency, gain, and bandwidth Peak Limiter: Power, aggressiveness, and impedance selection Delay: 50 ms maximum
Approvals UL, CE, RoHS/WEEE compliant
Dimensions (H x W x D) 3.5 x 19.0 x 10.2" / 8.9 x 48.3 x 25.9 cm
Weight 13.2 lb / 6.0 kg
Maximum Input Level +23.5 dBu
Total Harmonic Distortion (THD) Distortion:
Product Highlights
  • 4500W Max Power Output
  • Matched for 4 Ohm and 8 Ohm Speakers
  • Efficient Class-D Power Amplifier
  • Built-In DSP Speaker Processor
  • High & Low-Pass Filters with 4-Band EQ
  • Digital Limiting with Speaker Protection
  • LCD Display
  • Parallel XLR and 1/4" Inputs
  • Binding Post and NL4 Speaker Connects
  • Lightweight: 13.2 lbs
In The Box
  • QSC GXD 8 Professional 4500W Power Amplifier with DSP
  • IEC Power Cord
  • Limited 3-Year Warranty
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