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GXD 4
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Stereo Mode – Watts per channel
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8Ω dynamic, both channels driven
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600 Watts
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4Ω dynamic, both channels driven
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800 Watts
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8Ω continuous, both channels driven
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400 Watts
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4Ω continuous, both channels driven
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600 Watts
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Distortion (typical)
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1 kHz at full rated power
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< 1% THD
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Signal to Noise (A-weighted, 20 Hz – 20 kHz)
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100 dB
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Input Sensitivity
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1.2 Vrms, 3.9 Vrms
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Voltage Gain (8Ω)
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33.5 dB
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Output Circuitry
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Class D
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Power Requirements: 1/8 power at 4Ω
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– 100 Vac
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3.4 Amps
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– 120 Vac
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2.9 Amps
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– 230 Vac
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1.6 Amps
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Frequency Response (20 Hz – 20 kHz)
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+0.7 dB, -0.8 dB
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Dynamic Headroom (4Ω)
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1.25 dB
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Damping Factor
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100 |
Input Impedance (Ω)
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20k (balanced), 10k (unbalanced)
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Maximum Input Level
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+23.5 dBu
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Input Connectors (each channel)
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3-pin XLR/F / 1/4″ TRS, balanced
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Output Connectors (each channel)
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NL4 (Channel 1 – 1+/-, Channel 2 – 2+/-), binding posts
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Amplifier and Load Protection
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Short circuit, open circuit, thermal, RF protection
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Load protected against DC faults
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Front Panel Controls and Indicators
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2 x Rotary Encoders
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3 x Operational buttons (HOME, ENTER, EXIT)
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2 x Green Signal LEDs, indicate signal presence
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2 x Red A/D Clip LEDs, indicate input over-drive and/or amplifier current clipping
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Blue Power LED ring, AC on
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2.12″ x 1.0″, 256 x 128 pixel LCD
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DSP Functions
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High Pass Filter, 4th order LR, adjustable Frequency 20 Hz to 4 kHz
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Low Pass Filter, 4th order LR, adjustable Frequency 60 Hz to 4 kHz
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4-band PEQ, with variable Frequency, Gain, and Bandwidth
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Peak Limiter, with Power, Agressiveness, and Impedance selection
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Delay 50 msec max.
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Dimensions (HWD)
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3.5″ (2 RU) x 19″ x 10.2″ (89 mm x 483 mm x 259 mm)
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Weight – Net
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11.3 lb (5.1 kg)
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Weight – Shipping
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15.4 lb (7.0 kg)
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Agency Approvals
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UL, CE, RoHS/WEEE compliant
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Carton and Contents
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Power cable, and quick start guide
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