akustische kenngroessen 300

Acoustic Parameter Test Benches

Reverberation Room / Window Test Bench

  • transmission loss and sound radiation characteristics determination of materials or components
  • airborne noise excitation with frequency range up to 16 kHz
  • structure-borne vibration excitation by electro dynamic shakers with forces up to 2.7 kN and frequency range up to 10 kHz
  • measurement equipment: microphones, sound intensity probe, laser vibrometer
  • reverberation room
    • max. window size: 2.2 m x 1.9 m
    • volume: 7.4 m³
    • mass: 7.5 t

Impedance Tube including Transmission Loss Kit

  • determination of acoustic parameters (e. g. sound absorption, transmission loss etc.)
  • measurement according to DIN ISO 10534-2 and ASTM E2611-09
  • specimen diameter: 29 mm and 100 mm
  • data acquisition system
    • dynamic: 160 dB
    • sampling rate: 51.2 kHz
    • resolution: 24 bit