LD Premium - Professional Power Amplifier 4 x 1440 W 2 Ohm
The new LD Premium Audio 3-stage CLASS-H SMPS amplifiers incorporate all the features to meet all your needs, whether you’re starting a P.A. amplifier project from scratch or just need to upgrade your present sound reinforcement equipment. In the LD Premium amps, you’ll find two 4-channel models, all offering high power levels at low distortion in the range 1.5 to 6 kW, yet weighing around 8.6 kg and only 30 cm deep.
Features :
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Type : Professional Power Amplifier
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Model Name : SP46K
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Output Power 1 kHz, < 0,05% THD :
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2 ohms 4 x 1440 W
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4 ohms 4 x 1000 W
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8 ohms 4 x 620 W
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Bridge
 4 ohms 2 x 2880 W
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Bridge 8 ohms 2 x 2000 W
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Output Circuity : Class H
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Frequency Range : 20 Hz - 20 kHz
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THD : < 0.05 %
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S/N Ratio : 116 dB
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Damping Factor : >500
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Crosstalk : > 75 dB
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Voltage Gain : 26 / 32 / 38 dB
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Input Sensitivity : 3.5 / 1.8 / 0.9 V
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Input Impedance : 20k ohm (balanced) / 10k ohm (unbalanced)
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Protection : Soft-start, Turn-off transients, Muting at turn-on, Over-heating, DC, RF, Short circuit, Open or mismatched loads, Overloaded power supply, ICL Clip Limiter, PMS, SSP
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Controls : On/Off, Volume, Voltage Gain, Dual / Link switchable, Bridge / Stereo configuration switch
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Indicators : Signal, Temp, PMS (Power Management System), ICL (Intelligent Clip Limiting)
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Connectors : Input: XLR / Output: Neutrik Speakon
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Cooling System : 2 x continuously variable speed fan, rear to front
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Power Supply : AC~230V / 50 Hz
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Power Consumption Full Load : 19 A
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Dimensions (W x H x D) : 483 x 89 x 310 mm
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