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IEC

PDF Standards IEC 62133-1 Ed. 1.0 b:2017

Secondary cells and batteries containing alkaline or other non-acid electrolytes – Safety requirements for portable sealed secondary cells, and for batteries made from them, for use in portable applications – Part 1: Nickel systems
standard by International Electrotechnical Commission, 02/07/2017

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IEC

PDF Standards IEC 61300-3-43 Ed. 1.0 en:2009

Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 3-43: Examinations and measurements – Mode transfer function measurement for fibre optic sources
standard by International Electrotechnical Commission, 01/22/2009

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IEC

PDF Standards IEC 61169-50 Ed. 1.0 b:2014

Radio-frequency connectors – Part 50: Sectional specification for RF coaxial connectors with inner diameter of outer conductors 4,11 mm with quick lock system – Characteristics impedance 50 Ohm (type QMA)
standard by International Electrotechnical Commission, 10/23/2014

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