Acoustics - Requirements for the performance and calibration of reference sound sources used for the determination of sound power levels - Amendment 1 (ISO 6926:2016/Amd 1:2020)
NORMA vydána dne 22.9.2021
Designation standards: UNE-EN ISO 6926:2016/A1:2021
Note: Změna
Publication date standards: 22.9.2021
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: Spanish technical standard
Kategorie: Technické normy UNE