
QSC GXD8 Professional DSP Power Amplifier

Expected June 30, 2025
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QSC GXD8 DSP Power Amplifier Features:
- High peak output power with up to a whopping 4500 Watts from the GXD 8.
- Power levels matched to the most popular loudspeakers and optimized for maximum real-world headroom into 4Ω and 8Ω speaker systems.
- Class-D output stage with a universal power supply for high performance and efficiency.
- Extensive and powerful loudspeaker processing built in. Includes High & Low-Pass filters, 4-band PEQ, Limiting, and Delay.
- Large LCD display simplifies amplifier setup and indicates amp status.
- Inputs: Parallel XLR and 1/4" TRS connectors for compatibility with any source while providing convenient loop-thru capability.
- Precision rotary encoders for gain and DSP parameter control.
- Outputs: Professional binding post and NL4 connectors (compatible with NL2) provide for mono and bi-amp speaker connections.
- Digital Limiting automatically protects the amplifier from damage due to temperature rise or overdrive.
- Adjustable speaker protection to match your loudspeaker's power and impedance.
- Front panel LEDs indicate signal presence, input overload, and amplifier clipping.
QSC GXD8 Specifications
Stereo Mode - Watts per channel 8Ω dynamic, both channels driven
1500 Watts4Ω dynamic, both channels driven 2250 Watts 8Ω continuous, both channels driven 800 Watts 4Ω continuous, both channels driven 1200 Watts Distortion (typical)
1 kHz at full rated power Signal to Noise (A-weighted, 20 Hz – 20 kHz) Input Sensitivity Voltage Gain (8Ω) 33.5 dB Output Circuitry Class D Power Requirements: 1/8 power at 4Ω - 100 Vac 6.2 Amps - 120 Vac 5.6 Amps - 230 Vac 3.2 Amps Frequency Response (20 Hz – 20 kHz) +0.7 dB, -0.8 dB Dynamic Headroom (4Ω) 2.73 dB Damping Factor 100 Input Impedance (Ω) 20k (balanced), 10k (unbalanced) Maximum Input Level +23.5 dBu Input Connectors (each channel) 3-pin XLR/F / 1/4" TRS, balanced Output Connectors (each channel) NL4 (Channel 1 - 1+/-, Channel 2 - 2+/-), binding posts Amplifier and Load Protection Short circuit, open circuit, thermal, RF protection
Load protected against DC faultsFront 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
2.12" x 1.0", 256 x 128 pixel LCDDSP Functions 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, with variable Frequency, Gain, and Bandwidth
Peak Limiter, with Power, Agressiveness, and Impedance selection
Delay 50 msec max.Dimensions (HWD) 3.5" (2 RU) x 19" x 10.2" (89 mm x 483 mm x 259 mm) Weight (Net) 13.2 lb (6.0 kg) Weight - Shipping 17.3 lb (7.8 kg) Agency Approvals UL, CE, RoHS/WEEE compliant Carton and Contents Power cable, and quick start guide
(1) QSC GXD8 Professional Power Amplifier
(1) Power Cable
(1) Quick Start Guide