NA 022
DKE Deutsche Kommission Elektrotechnik Elektronik Informationstechnik in DIN und VDE
Norm-Entwurf
[ZURÜCKGEZOGEN]
IEC 29/328/CDV
; IEC 60303:1996-02
; IEC-PN 29/303:1996-02
IEC 29/328/CDV
; IEC 60303:1996-02
; IEC-PN 29/303:1996-02
Revision of IEC 303(1970): Acoustic coupler for the calibration of supra-aural earphones used in audiometry
Titel (englisch)
Revision of IEC 303(1970): Acoustic coupler for the calibration of supra-aural earphones used in audiometry