Speaker Testing Solutions

The PureSound™ Speaker Test System is a comprehensive test solution with a unique and reliable defects analysis. The objective Rub & Buzz analysis correlates 100% to the subjective perception of the human ear. The typical cycle time for a complete speaker test is less than one second.

At a Glance

  • Typical cycle time < 1 second
  • Accurate and consistent test results
  • Rub&Buzz detection with 100% correlation to human ear

Speaker, Driver & Cabinet Testing

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Measurement Parameters

  • Frequency Response
  • Distortion THD, THD+N, k2-k35
  • Impedance Response
  • Resonance Frequencies f0
  • Sound Pressure Level dBSPL
  • Speaker Polarity
  • Rub & Buzz defects analysis with a 100% correlation to the human ear
  • Thiele/Small Parameters
  • DC Resistance


Flexus FX100 Audio Analyzer

Speaker Test System


  • Flexus FX100 Audio Analyzer
  • Speaker Impedance Module
  • Measurement Microphone M2010
  • Speaker Test Software


  • Speaker Impedance Module
    • FX-SIP (includes power amplifier, for speakers < 30 W) or
    • FX-SIH (requires external power amplifier, for speakers > 30 W)
  • Speaker Test Software
    • Premiere Speaker Test Software (for automated testing) or
    • Standard Speaker Test Software (for manual testing)

Optional as required:

  • Input Switcher Module FX-IS
  • Turntable TT01
  • Loudspeaker Directivity Option
  • Environmental Sensor
  • Precision Calibrator 94/114 dB
  • Auxiliary IO connection board
  • Stack Light (red/orange/green)
  • Footswitch
  • FX100 Rack Mounting

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