WoodLow-frequency absorber
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Dalenbäck, Datensatz der CATT-Software, November 2000. Ursprüngliche Quelle: []. Data-Category in CATT: WOOD_VENEER2, C: Walls, D: 3
Walls, 3 mm wood veneer on 50 mm studs
PTB reference data
Original description
Walls, 3 mm wood veneer on 50 mm studs
Material properties
Thickness: 3 mm
Wall distance: 50 mm
Application: Wall
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.18
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.20 | 0.30 | 0.25 | 0.10 | 0.10 | 0.10 |
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Method (354): Measured