Wood, stage floor, 2 layers, 27 mm over airspace

PTB reference data

Original description

Material properties

Thickness: 27 mm

Wall distance: airspace

ISO 354 – reverberation chamber

αw

0.07

αp nach ISO 11654

125 Hz

0.10

250 Hz

0.05

500 Hz

0.05

1000 Hz

0.05

2000 Hz

0.05

4000 Hz

0.05

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Method (354): Measured