• Flexible Amplifier Summing Technology™ (FAST) drives most any loudspeaker system or configuration by distributing total amplifier power across one, two, three, or all four channels.
  • Four channels of full function onboard loudspeaker DSP with crossover and parametric EQ filters, limiting and alignment delay eliminate the need for outboard loudspeaker processors.
  • E Series Entertainment System DSP Tunings are now available for PLD processing amplifiers:

– Visit the Amplifier Navigator Software to download and update

  • Powerful Intrinsic Correction™ processing maximizes the sonic performance of QSC loudspeakers.
  • 20 factory preset configurations that can be modified and stored in the 50 user presets.
  • PowerLight universal switch mode power supply with PFC for highest efficiency, improved audio performance, and low weight.
  • Four input XLR connectors and six NL4 output connectors.
  • Integrated front panel with channel Select and Mute buttons, input and output LED metering, 400×240 LCD, intuitive navigation buttons, LED power button and indicator, and cast aluminum handles.
  • Preset Wizard simplifies amplifier configuration, providing selection from a list of the top selling passive loudspeakers.
    PLD4.2 PLD4.3 PLD4.5
    Peak Continuous Peak Continuous Peak Continuous
    4 Independent Channels
    A, B, C, D
    500 W 400 W 900 W 625 W 1200 W 1150 W
     4Ω 700 W 400 W 1400 W 625 W 2000 W 1250 W
     2Ω 625 W  325 W 1200 W 625 W 1600 W 625 W
    2 Channel BTL Bridged
    A+B or C+D
    Doubles Voltage
    1200 W 800 W 2400 W 1250 W 4000 W 2250 W
    1500 W 600 W NR* NR* NR* NR*
    NR* NR* NR* NR* NR* NR*
    2 Channel Parallel
    AB or CD
    Doubles Current
    500 W 400 W 1300 W 1150 W 1250 W 1150 W
    950 W 800 W 2000 W 1250 W 2400 W 2250 W
    1200 W 800 W 2500 W 1250 W 4000 W 2100 W


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