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IEC
IEC 60151-18:1968
En Vigor
1968-01-01
Measurements of the electrical properties of electronic tubes and
valves. Part 18: Methods of measurement of noises due to mechanical or
acoustic excitations
IEC
IEC 61146-1:1994
En Vigor
1994-06-07
Video cameras (PAL/SECAM/NTSC) - Methods of measurement - Part
1:Non-broadcast single-sensor cameras
IEC
IEC 60050-103:2009/AMD4:2021
En Vigor
2021-09-03
Amendment 4 - International Electrotechnical Vocabulary (IEV) - Part
103: Mathematics - Functions
ISO
ISO 80601-2-74:2021
Anulada
2026-04-10
Medical electrical equipment — Part 2-74: Particular requirements for
basic safety and essential performance of respiratory humidifying equipment










