Our NVH section is composed of several performant rooms, which all can complement one another, all equipped with PAK Müller-BBM measuring systems :

3 Coupled reverberating rooms

  • Volume: 76 m³, 210 m³, 136 m³
  • Interfacing one another for acoustic transparency measures
  • 1 room interfacing the semi-anechoic chamber
Coupled reverberating rooms

Semi-anechoic chamber

  • Volume: 410 m³
  • Background noise: 15 db
  • Crossover frequency: 70 Hz
  • Equipped with a chassis dynamometer - speed up to 200 km/h (83 kW/3340 Nm per roller)

Semi-anechoic chamber

Full anechoic powertrain test bed

  • 300kW / 1400Nm / 8000rpm
  • Background noise: 17 db
  • Crossover frequency: 70 Hz
Full anechoic powertrain test bed