Norm
[AKTUELL]
UNE-EN 61669
UNE-EN 61669
Electroacoustics - Measurement of real-ear acoustical performance characteristics of hearing aids (Endorsed by AENOR in March of 2016.)
Titel (englisch)
Electroacoustics - Measurement of real-ear acoustical performance characteristics of hearing aids (Endorsed by AENOR in March of 2016.)