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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: random Porous model: Delany and Bazley (1970) Helmholtz model: Ingard/Allard |
Absorber Parameters
• Absorber 1 (Broadband 16kPa (10cm, 32cm air))
100mm Porous Absorbent, 16000 Pa.s/m2 320mm Air Rigid backing • Absorber 2 (Broadband 7kPa (10cm, 32cm air)) 100mm Porous Absorbent, 7000 Pa.s/m2 320mm Air Rigid backing • Absorber 3 (Broadband 16kPa (16,7cm, 32cm ai) 100mm Porous Absorbent, 16000 Pa.s/m2 15mm Air 50mm Porous Absorbent, 16000 Pa.s/m2 34mm Air Rigid backing • Absorber 4 (Broadband 7kPa (16,7cm, 32cm air) 100mm Porous Absorbent, 7000 Pa.s/m2 15mm Air 50mm Porous Absorbent, 7000 Pa.s/m2 34mm Air Rigid backing |
Dotted lines indicate that the model used to estimate absorber properties has been used outside of its applicable range. Results may therefore be less accurate than where a solid line is displayed.
Impedance plots are not available for random incidence.
Impedance plots are not available for random incidence.