Amplifiers, Gxa-750, Model 8 ohms 4 ohms 2 ohms – Gemini CDT-05 User Manual
Page 25: 8 ohms (bridged), 4 ohms (bridged)
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GXA-750
750 Watt Professional Power Amplifier
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Speakon connectors
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XLR & 1/4” balanced inputs
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Comprehensive 5 way protection circuitry
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Dual speed fan cooled
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Stable at 2 ohms
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Three modes of operation: stereo, mono parallel and mono bridge
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Dual speed fan cooled
Unit Dimensions: 19” x 3.5” x 13.75” (483 x 89 x 350mm)
Weight: 27 lbs. (12.3 kg)
Shipping: 38 lbs. (17.3 kg)
Amplifiers
Each GXA Series power amplifier features 1/4” TRS Balanced/Unbalanced inputs and XLR Inputs as well as 1/4” and Speakon™ outputs. Each amplifier also comes equipped with a dual-speed cooling
fan to prevent overheating during use.
Model
8 ohms
4 ohms
2 ohms
GXA-1600
300W
500W
800W
GXA-750
175W
275W
360W
8 ohms (bridged)
1000W
550W
4 ohms (bridged)
1600W
750W
Additional Specifications:
Intermodulation Distortion..................................................less than 0.02% (SMPTE)
Signal to Noise Ratio.....................................100 dB below rated power @ 8 Ohms
Damping Factor (GXA-750)...........................................greater than 500 @ 8 Ohms
Damping Factor (GXA-1600).........................................greater than 800 @ 8 Ohms
Slew Rate...........................................................................................................16 V/µS
Voltage Gain..........................................................................................................33 dB
Input Sensitivity
(for rated power at 8 Ohm)
....GXA750 - 0.82 VRMS/ GXA1600 - 1.1 VRMS
Indicators....1 Power Indicator, 1 Signal LED per channel, 1 Clip LED per channel,
1 Protect LED per channel, 1 Mono LED, 1 Bridge LED
Cooling.....................................................2 Speed Dual Fan; Front-to-Rear Forced Air
Protection.........Short Circuit, DC, Thermal Cut-off, Sub/ultrasonic Frequency Filters,
In-rush Current Limiter, Turn-on Delay, main fuse, secondary DC supply fuses
Measured using EIA standards: 1kHz @ 1% THD