UNE-EN ISO 389-9:2010

Acoustics - Reference zero for the calibration of audiometric equipment - Part 9: Preferred test conditions for the determination of reference hearing threshold levels (ISO 389-9:2009)

NORMA vydaná dňa 13.1.2010

Anglicky -
Elektronické PDF (69.40 EUR)

Anglicky -

Tlačené (76.30 EUR)

Španielsky -

Elektronické PDF (57.80 EUR)

Španielsky -

Tlačené (63.60 EUR)

The information about the standard:

Designation standards: UNE-EN ISO 389-9:2010
Publication date standards: 13.1.2010
The number of pages: 17
Approximate weight : 51 g (0.11 lbs)
Country: Spanish technical standard
Kategória: Technické normy UNE