WoodHigh-frequency absorber
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Dalenbäck, Datensatz der CATT-Software, November 2000. Data-Category in CATT: SOUNDBOARD1, C: Walls, D: 30
Walls, 30 mm "Soundboard" (pressed wood curls with air gaps)
PTB reference data
Original description
Walls, 30 mm "Soundboard" (pressed wood curls with air gaps)
Material properties
Thickness: 30 mm
Application: wall
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.29
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.05 | 0.10 | 0.15 | 0.35 | 0.50 | 0.55 |
Create a permanent free account — Access frequency bands, variants and export.
Free. No password required.
Method (354): Measured