Physikalisch-Technische Bundesanstalt
Source: Herstellerangabe im Internet, 14.11.2000
Mikropor M with cooling system ABB-Fläkt Vario / ZENT-FRENGER Spectra
Original description
Wilhelmi Mikropor M metal acoustic panel with cooling system
ISO 354 – reverberation chamber
αp nach ISO 11654
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Method (354): Measured
