LD Systems SP 44K PA Power Amplifier 4 x 980 W 2 Ohm
LD Premium LDSP44K 4-Channel Power Amplifier
The LDSP44K is a professional 4-channel power amplifier offering amazing value and versatility in a compact lightweight Class H design. Suitable for touring and installation sound reinforcement it delivers a maximum of 4x 980W into 2Ohms and 2x 1.960 in 4Ohms stereo bridge mode.
Featuring a high efficiency switch mode power supply the LDSP44K provides a 20Hz – 20kHz bandwidth with low THD and crosstalk, a damping factor higher than 500, excellent S/N ratio and 3 switchable sensitivity levels.
Reliable performance is ensured by heavy duty engineering, high quality components and comprehensive protection including soft start with turn-on muting, PMS™ power management, SSP™ (Safe operation Sentry Protection) and ICL™ (Intelligent Clip Limiting) to maintain signal integrity. Protection circuits against DC, thermal and power supply overload are implemented. A switchable subsonic filter and a 3-position gain switch offer variable amplifier adjustment.
Rated ouput power (1kHz @ 2 Ohms)
4 x 980 W
Rated ouput power (1kHz @ 4 Ohms)
4 x 670 W
Rated ouput power (1kHz @ 8 Ohms)
4 x 430 W
Rated ouput power (1kHz @ 4 Ohms, bridged)
2 x 1960 W
Rated ouput power (1kHz @ 8 Ohms, bridged)
2 x 1340 W
20 – 20000 Hz
Total Harmonic Distortion (THD)
< 0.05 %
3.0 / 1.5 / 0.8 V
DC , ICL (Intelligent Clip Limiting) , mute when turning on , Open or mismatched loads , PMS , power supply overload , short circuit , soft start , SSP , thermal protection
bridge/stereo mode selector , dual/link switch , gain , mains switch (on/off) , volume
ICL (Intelligent Clip Limiting) , PMS , Signal , temperature
Speaker output connections
2 fans, continuous speed
Switching power supply
Power consumption @ full load
220 V AC – 240 V AC, 50-60 Hz
The same passion that takes hold of a musician on stage is what the engineers and designers at LD Systems® place into our products. These are not only sound technology specialists, but also sound technology enthusiasts, who passionately work out every detail until the sound and design meet the highest of standards.