Physikalisch-Technische Bundesanstalt
Source: C.M.Harris, Noise Control in Buildings, McGraw Hill 1994
baffles – INC 27E
Original description
Hanging panels, 2.70 pcf fiberglass in polyethylene casing 0.003 inch thick
ISO 354 – reverberation chamber
αp nach ISO 11654
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Method (354): Measured
