Замењен
Specifies requirements for audiometers or parts thereof designed to provide a means of presenting speech sounds to a subject in a standardized manner for example for the measurement of speech recognition.
ПОВУЧЕН
IEC 60645:1979 ED1
ПОВУЧЕН
IEC 60645-2:1993 ED1
99.60
Повлачење ступило на снагу
8. 6. 2017.
ОБЈАВЉЕН
IEC 60645-1:2017 ED4