LD SYSTEMS LDSP46K SP 46K – PA Power Amplifier 4 x 1440 W 2 Ohm

3,049.36 incl. GR VAT

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LD Premium LDSP46K 4-Channel Power Amplifier The LDSP46K is a no-compromise 4-channel power amplifier providing professional performance and versatility in a compact switch mode power supply Class H design. With a massive output of 4x 1.440W into 2Ohms and 2x 2.880 in 4Ohms stereo bridge mode it  is an extremely efficient solution for touring and […]

 

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LD Premium LDSP46K 4-Channel Power Amplifier

The LDSP46K is a no-compromise 4-channel power amplifier providing professional performance and versatility in a compact switch mode power supply Class H design. With a massive output of 4x 1.440W into 2Ohms and 2x 2.880 in 4Ohms stereo bridge mode it  is an extremely efficient solution for touring and installation sound reinforcement weighing in at a mere 8.6kg.

Consistent operation is ensured by the heavy duty construction with high quality components and comprehensive protection circuitry 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.

The LDSP46K features a full 20Hz – 20kHz bandwidth with low THD and crosstalk, a damping factory higher than 500, excellent S/N ratio and 3 selectable gain/sensitivity levels.

  • Type: Professional Power Amplifier
  • Model Name: SP46K
  • Output Power 1 kHz,
  • 2 ohms 4 x 1440 W
  • 4 ohms 4 x 1000 W
  • 8 ohms 4 x 620 W
  • Bridge 4 ohms 2 x 2880 W
  • Bridge 8 ohms 2 x 2000 W
  • Output Circuity: Class H
  • Frequency Range: 20 Hz – 20 kHz
  • THD:
  • S/N Ratio: 116 dB
  • Damping Factor: >500
  • Crosstalk: > 75 dB
  • Voltage Gain: 26 / 32 / 38 dB
  • Input Sensitivity: 3.5 / 1.8 / 0.9 V
  • Input Impedance:  20k ohm (balanced) / 10k ohm (unbalanced)
  • 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
  • Controls: On/Off, Volume, Voltage Gain, Dual / Link switchable, Bridge / Stereo configuration switch
  • Indicators: Signal, Temp, PMS (Power Management System), ICL (Intelligent Clip Limiting)
  • Connectors: Input: XLR / Output: Neutrik Speakon
  • Cooling System: 2 x continuously variable speed fan, rear to front
  • Power Supply: AC~230V / 50 Hz
  • Power Consumption Full Load: 19 A
  • Dimensions (W x H x D): 483 x 89 x 310 mm
  • Weight 8.60 kg

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    Quick Comparison

    LD SYSTEMS LDSP46K SP 46K - PA Power Amplifier 4 x 1440 W 2 Ohm removeELECTRO VOICE CPS4.5 Contractor Precision Series 4-ch. Amplifier removeRAM AUDIO T-604 Power Amplifier 4x160 Watts removeCROWN CT-875 POWER POWER AMPLIFIER 8x75W/8Ω removeINTER-M SP-100 SYSTEM DIGITAL AMPLIFIER 60W 6 Channel removeRAM AUDIO T-2408 Power Amplifier 8x300 Watts remove
    NameLD SYSTEMS LDSP46K SP 46K - PA Power Amplifier 4 x 1440 W 2 Ohm removeELECTRO VOICE CPS4.5 Contractor Precision Series 4-ch. Amplifier removeRAM AUDIO T-604 Power Amplifier 4x160 Watts removeCROWN CT-875 POWER POWER AMPLIFIER 8x75W/8Ω removeINTER-M SP-100 SYSTEM DIGITAL AMPLIFIER 60W 6 Channel removeRAM AUDIO T-2408 Power Amplifier 8x300 Watts remove
    Imageinter-m sp-100 digital amplifier 6ch 60w
    SKULDSP46K004383T-604CT-875SP-100T-2408
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    Price 3,049.36 incl. GR VAT2,294.00 incl. GR VAT 941.89 incl. GR VAT 1,846.00 incl. GR VAT 715.00 incl. GR VAT 1,488.00 incl. GR VAT
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    Description
    Content

    LD Premium LDSP46K 4-Channel Power Amplifier

    The LDSP46K is a no-compromise 4-channel power amplifier providing professional performance and versatility in a compact switch mode power supply Class H design. With a massive output of 4x 1.440W into 2Ohms and 2x 2.880 in 4Ohms stereo bridge mode it  is an extremely efficient solution for touring and installation sound reinforcement weighing in at a mere 8.6kg.

    Consistent operation is ensured by the heavy duty construction with high quality components and comprehensive protection circuitry 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.

    The LDSP46K features a full 20Hz – 20kHz bandwidth with low THD and crosstalk, a damping factory higher than 500, excellent S/N ratio and 3 selectable gain/sensitivity levels.

    • Type: Professional Power Amplifier
    • Model Name: SP46K
    • Output Power 1 kHz,
    • 2 ohms 4 x 1440 W
    • 4 ohms 4 x 1000 W
    • 8 ohms 4 x 620 W
    • Bridge 4 ohms 2 x 2880 W
    • Bridge 8 ohms 2 x 2000 W
  • Output Circuity: Class H
  • Frequency Range: 20 Hz - 20 kHz
  • THD:
  • S/N Ratio: 116 dB
  • Damping Factor: >500
  • Crosstalk: > 75 dB
  • Voltage Gain: 26 / 32 / 38 dB
  • Input Sensitivity: 3.5 / 1.8 / 0.9 V
  • Input Impedance:  20k ohm (balanced) / 10k ohm (unbalanced)
  • 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
  • Controls: On/Off, Volume, Voltage Gain, Dual / Link switchable, Bridge / Stereo configuration switch
  • Indicators: Signal, Temp, PMS (Power Management System), ICL (Intelligent Clip Limiting)
  • Connectors: Input: XLR / Output: Neutrik Speakon
  • Cooling System: 2 x continuously variable speed fan, rear to front
  • Power Supply: AC~230V / 50 Hz
  • Power Consumption Full Load: 19 A
  • Dimensions (W x H x D): 483 x 89 x 310 mm
  • mplifier Gain 32 dB (Lo-Z), 33 dB (70V), 36 dB (100V)
    Analog Inputs 4, electronically balanced, Phoenix-type
    Audio Network No
    CAN Bus Interface Yes (With Optional RCM-810 Card)
    Continuous Rated Power
    (1 kHz, THD 1%) 100v 500 Watts
    Continuous Rated Power
    (1 kHz, THD 1%) 2Ω 500 Watts
    Continuous Rated Power
    (1 kHz, THD 1%) 4Ω 500 Watts
    Continuous Rated Power
    (1 kHz, THD 1%) 70v 500 Watts
    Continuous Rated Power
    (1 kHz, THD 1%) 8Ω 250 Watts
    Continuous Rated Power
    (20-20 kHz, THD Continuous Rated Power
    (20-20 kHz, THD Continuous Rated Power
    (20-20 kHz, THD Continuous Rated Power
    (20-20 kHz, THD Cooling Front-to-Rear, continuously variable fans
    DIM 30 0.02 %
    Electronics Type Amplifier
    Frequency Response 15 Hz-30 kHz
    Input Impedance (Balanced) 20 kΩ
    Input Sensitivity 0 dBu (.775V)-2 Ω, +3 dBu (1.1V)-4/8 Ω, +6 dBu (1.55) 70V/100V
    Intermodulation Distortion (SMPTE) 0.05 %
    Mains Voltage 220 - 240 V, 50 - 60 Hz or 120 V, 50 - 60 Hz, 50 - 60 Hz
    Maximum Bridged Output 4Ω 1000 Watts
    Maximum Bridged Output 8Ω 1000 Watts
    Network Control (IRIS-Net) Optional
    Slew Rate 28 V/µs
    Total Harmonic Distortion 0.05 %
    Variable Load Drive (VLD) Yes
    Height 2RU 88.1 mm (3.47“)
    Width 481 mm (18.94“)
    Depth 421.5 mm (16.59“)
    Weight Net 11.1 kg (24.47 lbs)

    aposirsi_electrovoicePA Power Amplifier 4 x 160 W 4 Ohms

    Multichannel Power with Minimum FootprintThe T Series multichannel power amplifiers have been designed especially for installation and networked audio systems. T Series amplifiers* are available with 4 and 8 discrete channels and output ratings from 160 to 320 Watts per channel providing optimum solutions for multizoning. They feature Euroblock inputs, terminal strip outputs and a rugged 2U rackmountable chassis with 4 mm front panel. *Also available as GPIO versions with remote and emergency paging switchin Main Features
    • 8 and 4-channel models with 300 and 150 Watts (RMS) output power per channel
    • compact 2U rackmountable chassis, 220 mm deep, weight 6 kg only
    • GPIO versions for remote and emergency paging switching
    • FCM system
    • oversized heat dissipation system for maximum thermal stability
    • low THD and high S/N ratio
    • all channels bridgeable in pairs
    • switchable input gain (26, 32 and 38 dB)
    • subsonic filters for each channel (35 Hz)
    • intelligent, quiet fan cooling system
    • terminal strip loudspeaker connectors
    • PCBs with surface-mount technology (SMT) for increased reliability
    • balanced inputs with superior noise rejection
    • select high-quality components only
    • ICL intelligent clip limiters for each channel
    • recessed volume controls (optional SC-T perspex guard)
    • high-efficiency two-stage Class H design
    • protection, signal, clip, power on and standby LED indicators for each channel
    • compact QuantaPulse power supply
    • multi-voltage: automatic voltage converter for worldwide use, no switching required
    • protections: soft start, turn on/turn off muting, thermal overload, DC, RF, short circuit, open circuit, load mismatch and power supply overload
    ICL™: improved Intelligent Clip Limiting prevents loudspeaker damage while maintaining audio quality and punch under clipping conditions. FCM™: the Faulty Channel Management system prevents overall amplifier shutdown. GPIO:General-Purpose-I/O-Port QuantaPulse™ Technology: The Soft Switching Resonant QuantaPulse Power Supply is designed to provide plenty of power when needed monitoring the necessary parameters of voltage and current for a controlled performance at all times. Bi-directional data flow between the power supply and power amp module. Two very important characteristics of the QuantaPulse power supply are the optimization against over-voltages and superior reliability.
      • Eight and four channel models with 300W and 150W per channel • Minimal footprint and mass arround 200mm depth and 6 Kg • Optional Add-on card to interface with third party alarm systems with GPIO connections • FCM™ Faulty Channel Management system to avoid entire device shutdown • State-of-the-art layout for maximum performance and reliability • Highly oversized thermal dissipation design for maximum reliability • Superb distortion and noise figures • All channels bridgeable by pairs • Selectable gain in four channel groups (26, 32 and 38dB) • Subsonic filter per channel (35Hz user selectable) • Temperature and signal dependant, intelligent cooling system for minimal noise • Optimal heat extraction due to the air tunneled enclosure and insulator-less power devices attachment to the heatsink • Direct connector-less output for maximum quality loudspeaker control • High grade engineering inside with the latest SMD technology • Balanced Inputs with 0.1% tolerance resistors for a precise noise rejection • Critical electronic and mechanical parts selection • Innovative protection systems, FCM™ Faulty Channel Management and SSP™ SOA Sentry Protection • Detented and optionally tamper-proof volume potentiometers • Hi efficiency, two steps Class H Audio topology • Protection, Signal and Clip indicators per channel • Power On and Standby general indicators • Extremely compact, fully featured QuantaPulse Power supply • Low current consumption and heat generation allowing less demanding conditions for multiple amplifier installations • Factory preset worldwide mains voltage power supply • Laser cut four milimeters aluminium front panel • Rugged 2U steel chasis Frequency Response (power bandwidth ±0.25dB): 20Hz-20kHz Phase Response (@1W 20Hz-20kHz): ±15deg Total Harmonic Distortion (20Hz-20kHz): Intermodulation Distortion (SMPTE): Crosstalk (20Hz-20kHz): >70dB Voltage Gain (selectable): 26/32/38 dB Sensitivity: T604:1.5/0.8/0.4V - T1204:2.1/1.0/0.5V - T1208:1.4/0.7/0.4V - T2408:2.0/1.0/0.5V Signal to noise ratio: T604:107dB - T1204:110dB - T1208:107dB - T2408:110dB Required AC Mains (@8ohms 1/8 rated power): T604:1A - T1204:1.5A - T1208:1.4A - T2408:2.6A Dimensions (WxHxD): 483x88.9x210 mm - 19x3.5x8.27 inches Weight (Net): T604/T1204: 5.4Kg - 11.8Lbs T1208/T2408: 6.2Kg-13.5Lbs Protections: Soft-start, Turn-on Turn-off muting, Over-heating, DC, RF, Short-circuit, Open or mismatched loads, Overloaded power supply, SSP™ and FCM™

    Model    CT475
    Product Type    Amplifier
    Channels    4
    Sensitivity    1.4V
    Rated Power Output    75W per Channel into 8 ohms
    Signal to Noise Ratio (below rated power 20Hz to 20kHz, A-Weighted    110dB
    Total Harmonic Distortion (THD) (full rated power, 20Hz - 20kHz)    Intermodular Distortion (from 0dB down to -40dB)    Frequency Response (at 1W into 4/8 ohms)    ± 0.5dB
    Crosstalk (below rated power 20Hz to 1kHz)    > 70dB
    Common Mode Rejection (20Hz to 1kHz)    > 55dB, typically > 70dB
    Dimension (H x W x D)    1.75" x 19" x 14.25“
    Weight    10 lbs (4.5 kg)

      

    - 6CH 60W DIGITAL AMPLIFIER - LIGHT WEIGHT - 6 BUS BROADCASTING FUNCTION WITH A UTP (CATEGORY 5) CABLE. - VOLUME AND 5 BAND EQ TUNING FUNCTION BY CHANNEL - AMP ID AUTO/MANUAL ALLOCATION FUNCTION - SELF-BROADCASTING FUNCTION USING A LOCAL INPUT - INTERFACE FUNCTION WITH OTHER EQUIPMENT USING A CONTROL INPUT/OUTPUT CONTACT
    • Manufacturer: INTER-M
    • Category: AMPLIFIERS
    • Use: POWER AMPLIFIERS 100V
    • Measurement Unit: Attribute34381
    • Warranty Months: 12
    • Depth (cm): 38.0
    • AC Line Voltage and Frequency Configurations Available: 220-240VAC DC24V
    • Height (cm): 8.8
    • Weight (Kg): 13.0
    • Order Quantity: 1
    • Power Output: 60
    • Rack Installation Possible: Yes
    • Channels: 6
    • Power Output W/4Ω: 60
    • Frequency Response (at 1W, 4/8Ω) (dB) ±: 80Hz-20KHz
    • Catalog: Professional
    • Amplifier Type: Power Amplifier
    • Load Impedance: Ohm
    • Group: Attribute49042, Attribute50583
    • Width (cm): 48.2

    • Eight and four channel models with 300W and 150W per channel
    • Minimal footprint and mass arround 200mm depth and 6 Kg
    • Optional Add-on card to interface with third party alarm systems with GPIO connections
    • FCM™ Faulty Channel Management system to avoid entire device shutdown
    • State-of-the-art layout for maximum performance and reliability
    • Highly oversized thermal dissipation design for maximum reliability
    • Superb distortion and noise figures
    • All channels bridgeable by pairs
    • Selectable gain in four channel groups (26, 32 and 38dB)
    • Subsonic filter per channel (35Hz user selectable)
    • Temperature and signal dependant, intelligent cooling system for minimal
    noise
    • Optimal heat extraction due to the air tunneled enclosure and insulator-less
    power device attachment to the heatsink
    • Direct connector-less output for maximum quality loudspeaker control
    • High grade engineering inside with the latest SMD technology
    • Balanced Inputs with 0.1% tolerance resistors for a precise noise rejection
    • Critical electronic and mechanical parts selection
    • Innovative protection systems, FCM™ Faulty Channel Management and SSP™
    SOA Sentry Protection
    • Detented and optionally tamper-proof volume potentiometers
    • Hi efficiency, two steps Class H Audio topology
    • Protection, Signal and Clip indicators per channel
    • Power On and Standby general indicators
    • Extremely compact, fully featured QuantaPulse Power supply
    • Low current consumption and heat generation allowing less demanding
    conditions for multiple amplifier installations
    • Factory preset worldwide mains voltage power supply
    • Laser cut four milimeters aluminium front panel
    • Rugged 2U steel chasis

     

      OUTPUT POWER T-604 T-1204 T-1208 T-2408
    RMS, 1kHz, 1.0% THD+N        
    4 ohms 4x 160 W 4x 320 W 8x 150 W 8x 300 W
    8 ohms 4x 115 W 4x 220 W 8x 100 W 8x 195 W
    Bridge @ 8ohms 2x 320 W 2x 640 W 4x 300 W 4x 600 W
    Pink Noise 12dB CF        
    4 ohms 4x 210 W 4x 415 W 8x 180 W 8x 370 W

    Frequency Response (power bandwidth ±0.25dB): 20Hz-20kHz

    Phase Response (@1W 20Hz-20kHz): ±15deg

    Total Harmonic Distortion (20Hz-20kHz):
    Intermodulation Distortion (SMPTE):
    Crosstalk (20Hz-20kHz): >70dB

    Voltage Gain (selectable): 26/32/38 dB

    Sensitivity: T604:1.5/0.8/0.4V - T1204:2.1/1.0/0.5V - T1208:1.4/0.7/0.4V - T2408:2.0/1.0/0.5V

    Signal to noise ratio: T604:107dB - T1204:110dB - T1208:107dB - T2408:110dB

    Required AC Mains (@8ohms 1/8 rated power): T604:1A - T1204:1.5A - T1208:1.4A - T2408:2.6A

    Dimensions (WxHxD): 483x88.9x210 mm - 19x3.5x8.27 inches

    Weight (Net): T604/T1204: 5.4Kg - 11.8Lbs T1208/T2408: 6.2Kg-13.5Lbs

    Protections: Soft-start, Turn-on Turn-off muting, Over-heating, DC, RF, Short-circuit, Open or mismatched loads, Overloaded power supply, SSP™ and FCM™

    Weight8.60 kg11.10 kg5.40 kg4.50 kg13.00 kg6.20 kg
    DimensionsN/AN/AN/AN/AN/AN/A
    Additional information
    Weight 8.60 kg
    Weight 11.10 kg
    Weight 5.40 kg
    Weight 4.50 kg
    Weight 13.00 kg
    Weight 6.20 kg