Ревидиран
Specifies requirements for mechanical couplers used for calibrating bone-conduction audiometers and for making measurements on bone vibrators and bone-conduction hearing aids in the frequency range from 125 Hz to 8 000 Hz inclusive.
ПОВУЧЕН
IEC 60373:1971 ED1
99.60
Повлачење ступило на снагу
19. 11. 2016.
ПОВУЧЕН
IEC 60373:1990 ED2