
Electroacoustics - Equipment for the measurement of real-ear acoustical characteristics of hearing aids.
STANDARD published on 28.2.2003
Designation standards: UNE-EN 61669:2003
Note: WITHDRAWN
Publication date standards: 28.2.2003
The number of pages: 43
Approximate weight : 129 g (0.28 lbs)
Country: Spanish technical standard
Category: Technical standards UNE