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The HSP series is Australian Monitor's next generation of controllable Class D power amplifiers,delivering high quality audio reinforcement with the power you need in the following options -Single channel 120W or 250W, Dual channel 120W or 250W and Quad channel 120W or 250W.

Our new power amplifiers are fully featured, including an efficient Class D amplifier, USB and RS232 control and a mini DSP featuring volume control, mute, compressor/limiter and input channel selection. The HSP series power amplifiers give the AV contractor a reliable amplifier for applications that are price sensitive yet still require high quality commercial sound reinforcement and control.


  • 4 x 120W amplifier
  • Class D topology 
  • Transformer isolated 100v / 70v hi impedance outputs
  • 4 Ohm low impedance output
  • Programmable via PC UI application
  • USB and RS232 control
  • miniDSP
  • Volumes Controls
  • Input / output routing
  • High and low shelf filtering
  • Compressor / limiter
  • Pink noise / sine wave generator
  • Mutes
  • Inversion 
  • Mute control via contact
  • Standby control via contact
  • Fault status via contact
  • 2RU


HSP Brochure HSP Manual HSP Control Software Installer V1.0.0 (WIN)


DESCRIPTION 4 x 120W amplifier

* All specifications are subject to change due to continuous improvements