Physikalisch-Technische Bundesanstalt
Source: JASA 104 (6) Dec 1998
Original description
Heavily upholstered chair, unoccupied, front side of seat back 7.5 cm, rear side of seat back sometimes, top of seat bottom 10 cm, arm rests 2 cm, average from smoothed curve
No further information available.
ISO 354 – reverberation chamber
αp nach ISO 11654
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Method (354): Measured
