Physikalisch-Technische Bundesanstalt
Source: DNA-Tabelle 1968, c1-3
Original description
Drywall, 1500 x 1250 x 9.5 mm, 8.3 kg/m², on batten, 400 mm wall distance
ISO 354 – reverberation chamber
αp nach ISO 11654
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Method (354): Measured
