Active Systems

The Basic Systems consist of two top speakers and one hd DSP-controlled active system subwoofer. PA1-Systems additionally include one passive slave subwoofer, which can be connected in parallel to the active system subwoofer. PA2-Systems consist of an active and passive subwoofer per side.

Basic System

  • 2x top loudspeaker
  • 1x active system subwoofer

PA1 System

  • 2x top loudspeaker
  • 1x active system subwoofer
  • 1x passive subwoofer

PA2 System

  • 2x top loudspeaker
  • 2x active system subwoofer
  • 2x passive subwoofer

The active, modular subwoofers are equipped with high-efficiency Class-D amplifiers. Developed by Harmonic Design, the built-inhd MultiDSP with FIR/IIR filter technology allows phase-coherent adjustments between tops and subwoofers, and thanks to its numerous features, guarantees a well-balanced and homogenous sound at any volume. Harmonic Designs uncompromising presets use FIR filters and GroupDelayCorrection to ensure linear playback in even the most diverse applications. The user can use the built-in signal processing tools (EQ, delay, etc.) to make individual settings and save as a preset. The Harmonic Design Systems are in rough, everyday use perfect and reliable tools for sound engineers, DJs, musicians, artists and rental companies with linear and undistorted sound reproduction.


The TourSys1-Systems consist of two top speakers, two subwoofers and one hd system amplifier. TourSys2-Systems include at least two top speakers, at least four subwoofers and at least one hd system amplifier. Depending on your needs, expansions with more top speakers, subwoofers and system amplifiers are possible – contact us!

TourSys1 System

  • 2x top loudspeaker
  • 2x subwoofer
  • 1x system amplifier

TourSys2 System

  • min. 2x top loudspeaker
  • min. 4x subwoofer
  • min. 1x system amplifier