State system for ensuring the uniformity of measurements. Acoustics. Reference zero for the calibration of audiometric equipment. Part 3. Reference equivalent threshold sound pressure levels of bone vibrators for pure tones
NORMA vydána dne 1.12.2012
Designation standards: GOST R ISO 389-3-2011
Note: NEPLATNÁ
Publication date standards: 1.12.2012
The number of pages: 15
Approximate weight : 45 g (0.10 lbs)
Country: Russian technical standard
Kategorie: Technické normy GOST