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Global Parameters
Air temperature: 20°C
Air pressure: 101325 Pa X Axis: Frequency Range: 15Hz - 20000Hz Scale: logarithmic Resolution: medium Angle of incidence: 0° Porous model: Allard and Champoux (1992) Helmholtz model: Ingard/Allard |
Absorber Parameters
• Absorber 1
16mm Slotted Panel, 3mm/500mm (0.60%) 314mm Porous Absorbent, 5000 Pa.s/m2 Rigid backing • Absorber 2 16mm Slotted Panel, 3mm/135mm (2.22%) 314mm Porous Absorbent, 5000 Pa.s/m2 Rigid backing • Absorber 3 16mm Slotted Panel, 3mm/65mm (4.62%) 314mm Porous Absorbent, 5000 Pa.s/m2 Rigid backing • Absorber 4 16mm Slotted Panel, 3mm/40mm (7.50%) 314mm Porous Absorbent, 5000 Pa.s/m2 Rigid backing |
Absorber 1: Peak absorption at 42.4Hz. Damping=8.26 (very high)
Absorber 2: Peak absorption at 83.2Hz. Damping=3.21 (high)
Absorber 3: Peak absorption at 125Hz. Damping=2.18 (high)
Absorber 4: Peak absorption at 167Hz. Damping=1.81 (high)
Absorber 2: Peak absorption at 83.2Hz. Damping=3.21 (high)
Absorber 3: Peak absorption at 125Hz. Damping=2.18 (high)
Absorber 4: Peak absorption at 167Hz. Damping=1.81 (high)