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QSC GXD 8 Professional Power Amplifier  

Sku #J23251000000000

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New addition to the QSC power amp line.

Lightweight, powerful and affordable are the chief defining characteristics of the QSC GXD series amplifiers. The GXD 8 is sure to become a favorite with bands, DJs and sound reinforcement professionals of all kinds.

High peak output power with up to 1600 watts from the GXD 4 and a whopping 4500 Watts from the GXD 8.
Power levels matched to the most popular loudspeakers and optimized for maximum real-world headroom into 4? and 8? 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 and low-pass filters, 4-band parameteric EQ, 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' power and impedance.
Front panel LEDs indicate signal presence, input overload, and amplifier clipping.

Lots of power, completely reliable. Order today.


GXD 8 Professional Power Amplifier Specifications:

8? dynamic, both channels driven: 1500 watts
4? dynamic, both channels driven: 2250 watts
8? continuous, both channels driven: 800 watts
4? continuous, both channels driven: 1200 watts
Distortion (typical)
1 kHz at full rated power: < 1% THD:
Signal to Noise (A weighted, 20 Hz“20 kHz): 100 dB
Input Sensitivity: 1.2 Vrms
Maximum Voltage Gain: 36.5 dB
Output Circuitry: Class D
Power Requirements: 1/8 power at 4?
- 100 V AC: 6.2 A
- 120 V AC: 5.6 A
- 230 V AC: 3.2 A
Frequency Response (20 Hz“20 kHz): +0.7 dB, -0.8 dB
Dynamic Headroom (4?): 2.73 dB
Damping Factor (8?): 100
Input Impedance: 20 k? (balanced), 10 k? (unbalanced)
Maximum Input Level: +23.5 dBu
Input Connectors (each channel): 3-pin XLR/F / 1/4" TRS, balanced
Output Connectors (each channel): NL4, binding posts
NL4 pinout:
Channel A on 1+, 1-; Channel B on 2+, 2-
Channel B on 1+, 1-
Amplifier and Load Protection: Short circuit, open circuit, thermal, RF protection
Load protected against DC faults
Front Panel Controls and Indicators: 2 — Rotary Encoders
3 — Operational buttons (HOME, ENTER, EXIT)
2 — Green Signal LEDs indicate signal presence
2 — Red A/D Clip LEDs indicate input over-drive and/or amplifier current clipping
Blue Power LED ring indicates AC on
2.12" — 1.0", 256 — 128 pixel LCD
DSP Functions: High-pass filter, 4th-order Linkwitz-Riley, adjustable frequency 20 Hz to 4 kHz
Low-pass filter, 4th-order Linkwitz-Riley, adjustable frequency 60 Hz to 4 kHz
4-band parametric EQ with variable frequency, gain, and bandwidth
Peak limiter with power, aggressiveness, and impedance selection
Delay 50 msec max.
Dimensions (HWD): 3.5" (2 RU) — 19" — 10.2" (89 mm — 483 mm — 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
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