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Amend Parameters
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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
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Absorber Parameters
• Absorber 1 (50mm baso ohne Leinwand) 50mm Porous Absorbent, 15000 Pa.s/m 2Rigid backing • Absorber 2 (50mm baso mit Leinwand) Limp Membrane, 0.2 Kg/m 250mm Porous Absorbent, 15000 Pa.s/m 2Rigid backing
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Absorber 2: Peak absorption at 506Hz. Damping=0.84 (medium)