Sound system equipment - Part 21: Acoustical (output-based) measurements
STANDARD published on 1.5.2019
Designation standards: STN EN IEC 60268-21
Classification mark: 368305
Catalog number: 128403
Publication date standards: 1.5.2019
Approximate weight : 57 g (0.13 lbs)
Country: Slovak technical standard
Category: Technical standards STN