Physikalisch-Technische Bundesanstalt
Source: C.M.Harris, Noise Control in Buildings, McGraw Hill 1994
Flat Baf
Original description
Perforated aluminum panel, with corrugations 5/8 inch deep, 1 1/2 pcf 2 inch fiberglass backing
ISO 354 – reverberation chamber
αp nach ISO 11654
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Method (354): Measured
