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Global Parameters
Air temperature: 20°C
Air pressure: 101325 Pa X Axis: Frequency Range: 30Hz - 130Hz Scale: logarithmic Resolution: medium Angle of incidence: 0° Porous model: Allard and Champoux (1992) Helmholtz model: Ingard/Allard |
Absorber Parameters
• Absorber 1
Limp Membrane, 3.5 Kg/m2 55mm Air 50mm Porous Absorbent, 8000 Pa.s/m2 55mm Air Rigid backing • Absorber 2 Limp Membrane, 3.5 Kg/m2 55mm Air 50mm Porous Absorbent, 22000 Pa.s/m2 55mm Air Rigid backing |
Absorber 1: Peak absorption at 75.1Hz. Damping=0.34 (low)
Absorber 2: Peak absorption at 75.6Hz. Damping=0.73 (low)
Absorber 2: Peak absorption at 75.6Hz. Damping=0.73 (low)