Ревидиран
This part of IEC 60645 specifies general requirements for audiometers and particular requirements for pure-tone audiometers designed for use in determining hearing threshold levels, in comparison with standard reference threshold levels by means of psychoacoustic test methods.
ПОВУЧЕН
IEC 60645-1:1992 ED1
ПОВУЧЕН
IEC 60645-1:2001 ED2
99.60
Повлачење ступило на снагу
16. 2. 2012.
ПОВУЧЕН
IEC 60645-1:2012 ED3