TextileHighly absorbent
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Harris:Handbook of Acoustical Measurements and Noise Control, McGraw Hill 1991
Carpet heavy, on hairfelt or foam rubber
PTB reference data
Original description
Carpet heavy, on hairfelt or foam rubber
Material properties
No further information available.
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.50
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.10 | 0.25 | 0.55 | 0.70 | 0.70 | 0.75 |
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Method (354): Measured