Acoustics - Normal equal-loudness-level contours.
NORMA vydána dne 1.4.2006
Designation standards: DIN ISO 226:2006-04
Publication date standards: 1.4.2006
The number of pages: 23
Approximate weight : 69 g (0.15 lbs)
Country: German technical standard
Kategorie: Technické normy DIN
Akustik - Normalkurven gleicher Lautstärkepegel.