GlassLow-frequency absorber
Data source
PTB reference data
Physikalisch-Technische Bundesanstalt
Source: Dalenbäck, Datensatz der CATT-Software, November 2000. Ursprüngliche Quelle:. Data-Category in CATT: WINDOWGLASS, C: Windows, D: aa
Windows, aa
PTB reference data
Original description
Windows, aa
Material properties
No further information available.
Measurement data
Sound absorption
ISO 354 – reverberation chamber
αw
0.10
Frequency values
αp nach ISO 11654
| f (Hz) | 125 | 250 | 500 | 1k | 2k | 4k |
|---|---|---|---|---|---|---|
| αp | 0.30 | 0.10 | 0.10 | 0.05 | 0.05 | 0.00 |
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Method (354): Measured