Physikalisch-Technische Bundesanstalt
Source: DNA-Tabelle 1968 b2.1-3
Original description
Perforated gypsum board with non-woven and mineral fiber mat
ISO 354 – reverberation chamber
αp nach ISO 11654
Create a permanent free account — Access frequency bands, variants and export.
Free. No password required.
Method (354): Measured
