Global Parameters

Air temperature: 20°C
Air pressure: 101325 Pa

X Axis: Frequency
Range: 20Hz - 20000Hz
Scale: logarithmic
Resolution: medium

Angle of incidence: 0°
Porous model: Allard and Champoux (1992)
Helmholtz model: Ingard/Allard

Absorber Parameters

• Absorber 1 (Basotect 10cm 1cm Abstand)
100mm Porous Absorbent, 20000 Pa.s/m2
10mm Air
Rigid backing
• Absorber 2 (Rockwool Termarock 50 10cm 1cm)
100mm Porous Absorbent, 15000 Pa.s/m2
10mm Air
Rigid backing
• Absorber 3 (Rockwool Termarock 50 20cm 1cm)
200mm Porous Absorbent, 15000 Pa.s/m2
10mm Air
Rigid backing
• Absorber 4 (Rockwool Sonorock 20cm 10cm Ab)
200mm Porous Absorbent, 6000 Pa.s/m2
100mm Air
Rigid backing