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IEC

IEC 61120-4:1992
En Vigor
1992-07-25
Digital audio tape recorder reel-to-reel system, using 6,3 mm magnetic tape, for professional use - Part 4: Magnetic tape properties: definitions and methods of measurement
ISO

ISO/IEC 23091-1:2018
En Vigor
2018-04-24
Information technology — Coding-independent code points — Part 1: Systems
IEC

IEC 61071:2017 RLV
En Vigor
2017-08-17
Capacitors for power electronics
IEC

IEC 62920:2017+AMD1:2021 CSV
En Vigor
2021-04-06
Photovoltaic power generating systems - EMC requirements and test methods for power conversion equipment