Physikalisch-Technische Bundesanstalt
Source: C.M.Harris, Noise Control in Buildings, McGraw Hill 1994
Flat Baf
Original description
Perforated steel panel, 1 1/2 pcf fiberglass backing, 2 inch thick, covered by 3/4 mil PVC
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
