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Pro DG Systems Amplifiers
GT 4.0

The GT 4.0 is a digital amplifier module last generation class D with 3 channels: one (1) channel of 2500 W / 4 Ohm for low + one (1) channel of 900 W / 4 Ohm for mid + one (1) channel of 900 W / 4 Ohm for high. Includes digital processor with XLR input and output + USB and Ethernet connectors. Offering a great versatility, allowing realize different configurations between systems in function of the necessity or event.

(Software available)



TECHNICAL SPECIFICATIONS:

 

Power Ratings (RMS @ 1% THD @ 230Vac)
Channel 1: 4 Ω 2500 W* 8 Ω / 2000 W
Channel 2: 4 Ω 900 W* 8 Ω / 600 W
Channel 3: 4 Ω 900 W* 8 Ω / 600 W
Output Circuitry UMACTM Class D - full bandwith PWM modulator with ultra low distortion
Output Voltage Channel 1 on GT series: 160 Vp / 320 Vpp unloaded All other channels: 80 Vp / 160 Vpp unloaded
Amplifier Gain Channel 1 on GT series: 32 dB All other channels: 26 dB
Signal To Noise-Ratio > 120 dB (A-weighted, 20 Hz - 20 kHz, 8 Ω load)
THD+N (typical) < 0,05 % (20 Hz - 20 kHz, 8 Ω load, 3 dB below rated power)
Frequency Response 20 Hz - 20 kHz ± 0,15 dB (8 Ω load, 1 dB below rated power)
Damping Factor > 900 (8 Ω load, 1 kHz and below)
Protection Circuits Input limiter, short circuit protection, DC protection of output, under & over voltage protection, intelligent mains fuse protection, power stage overload protection, temperature protection of transformers and heat-sinks
Readouts for DSP/Network Protect/Disable (mute), Heatsink temperature, Clip (for each channel), Output voltage (for each channel), Output current (for each channel), SMPS Limit (power supply limiter)
Power Supply URECTM universal & regulated switch mode power supply
Operation Voltage Universal Mains, 85-268V (dual voltage auto selection)
Control Options Sleep Mode (only +7 V live), Disable outputs (mute), Temperature reduction ON/OFF
Aux. Power for DSP ±15 V (150 mA), +7 V (1 A, delivered by standby power supply)

Dimensions (HxWxD): 265 x 483 x 105 mm / 10.43 x 19.02 x 4,13 in
Weight : 6,9 kg /15,21 lbs  

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