
Acoustics. Statistical distribution of hearing thresholds of otologically normal persons in the age range from 18 years to 25 years under free-field listening conditions.
NORMA vydána dne 31.1.2012
Designation standards: BS ISO 28961:2012
Publication date standards: 31.1.2012
The number of pages: 24
Approximate weight : 72 g (0.16 lbs)
Country: British technical standard
Kategorie: Technické normy BS
ISBN: 978 0 580 70080 4 Status: Confirmed