Physikalisch-Technische Bundesanstalt
Source: JASA 104 (6) Dec 1998
Original description
Specially upholstered chair, unoccupied, front side of seat back 65 %, 2 cm, rear side of seat back 0, top of seat bottom 4-6 cm, arm rests solid, upholstery cushion is covered with a vinyl sheet
No further information available.
ISO 354 – reverberation chamber
αp nach ISO 11654
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Method (354): Measured
