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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
Rigid backing • Absorber 2 3mm Perforated Panel, 30mm/250mm (1.13%) 10mm Air 200mm Porous Absorbent, 5000 Pa.s/m2 Rigid backing |
Absorber 2: Peak absorption at 58.6Hz. Damping=1.36 (high)