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IEC

IEC 60169-17:1980/AMD1:1993

En Vigor
1993-04-26
Amendment 1 - Radio-frequency connectors. Part 17: R.F. coaxial connectors with inner diameter of outer conductor 6.5 mm (0.256 in) with screw coupling - Characteristic impedance 50 ohms (Type TNC)
IEC

IEC 60533:2015 RLV

En Vigor
2015-08-25
Electrical and electronic installations in ships - Electromagnetic compatibility (EMC) - Ships with a metallic hull
IEC

IEC 60268-17:1990

En Vigor
1990-10-30
Sound system equipment. Part 17: Standard volume indicators
ISO

ISO/IEC Guide 98-4:2012

En Vigor
2012-11-19
Uncertainty of measurement — Part 4: Role of measurement uncertainty in conformity assessment