Audiences, seats fully occupied, lightly upholstered

PTB reference data

Original description

Material properties

Surface: lightly upholstered

Application: audience

ISO 354 – reverberation chamber

αw

0.54

αp nach ISO 11654

125 Hz

0.35

250 Hz

0.45

500 Hz

0.55

1000 Hz

0.60

2000 Hz

0.60

4000 Hz

0.60

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Method (354): Measured