Physikalisch-Technische Bundesanstalt
Source: Produktblatt des Herstellers
Ecophon – Focus S-line E 210, 310 and 380
Original description
Ecophon Focus S-line E glass wool panel Akutex T
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