Name: Création Baumann ULTRA 98 curtain fabric
Creator: Physikalisch-Technische Bundesanstalt (PTB)

Création Baumann ULTRA 98 curtain fabric – PTB – Physikalisch-Technische Bundesanstalt | Acoustic Index

ISO 354 – reverberation chamber· 2 variants

αw

0.71

αp per ISO 11654

125 Hz

0.10

250 Hz

0.40

500 Hz

0.80

1000 Hz

0.95

2000 Hz

1.00

4000 Hz

1.00

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Compare		Value
	Faltung 100 %	αw0.71
	flach	αw0.49

Application: Akustik-Stoff

Distance: 15 cm mittlerer wall standoff

Création Baumann ULTRA 98 curtain fabric

Material properties