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Global Parameters
Air temperature: 22°C
Air pressure: 101325 Pa X Axis: Frequency Range: 20Hz - 20000Hz Scale: logarithmic Resolution: medium Angle of incidence: random Porous model: Miki (1990) Helmholtz model: Ingard/Allard |
Absorber Parameters
• Absorber 1
250mm Porous Absorbent, 16600 Pa.s/m2 Rigid backing • Absorber 2 250mm Porous Absorbent, 5000 Pa.s/m2 Rigid backing • Absorber 3 400mm Porous Absorbent, 16600 Pa.s/m2 Rigid backing • Absorber 4 400mm Porous Absorbent, 5000 Pa.s/m2 Rigid backing |
Impedance plots are not available for random incidence.