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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
50mm Porous Absorbent, 22000 Pa.s/m2 250mm Air 50mm Porous Absorbent, 22000 Pa.s/m2 50mm Air Rigid backing • Absorber 2 Rigid backing • Absorber 3 Rigid backing • Absorber 4 Rigid backing |