Active Systems

The Basic Systems comprises two top loudspeakers combined with an hd DSP-controlled active subwoofer. PA1 Systems also include a passive slave subwoofer, which can easily be connected to the active sub. PA2 Systems additionally include one active and passive subwoofer each.

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

Active System Subwoofers are fitted with the latest high-efficiency Class-D amplifiers. Harmonic Design’s integrated four-channel hd MultiDSP with FIR/IIR filter technology allows a phase coherent adjustment between subwoofers and tops, guaranteeing a balanced homogeneous sound at any sound level. Harmonic Design’s own, uncompromising developed factory presets using FIR-filtering and GroupDelay-Correction technology are designed to ensure linear sound reproduction even in the most diverse sound reinforcement situations. Using the integrated audio processing tools (EQ, delay, etc.), individual settings can also be created and saved as presets. All systems are perfect tools for engineers, DJs, musicians and rental companies according to their linear and genuine sound reproduction.


The TourSys1-System comprises two top loudspeakers, two subwoofers and one hd system amplifier. The TourSys2-System comprises minimum two top loudspeaker, minimum  four subwoofer and minimum one hd system amplifier. There are extensions possible to fullfil your requirements and demands – please contact us for futher configurations!

TourSys1 System

  • 2x Top Loudspeaker
  • 2x Subwoofer
  • 1x Systemamplifier
  • min. 2x Top Loudspeaker
  • min. 4x Subwoofer
  • min. 1x Systemamplifier