Physikalisch-Technische Bundesanstalt
Source: Sound System Engineering, Don Davis and Carolyn Davis
Original description
Fiberboard, 1/2 inch normal soft, mounted against solid backing
ISO 354 – reverberation chamber· 2 variants
αp per ISO 11654
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| Compare | Value |
|---|---|
| αw0.19 | |
| αw0.10 |
