Normativa ISO UNE gratis

Fecha de publicación: 24/06/1997 Methods of measurement for Waveguides – Part 3: Variation of group delay IEC 61580-3:1997

Fecha de publicación: 24/06/1997 Connectors for optical fibres and cables – Part 14-4: Detail specification for fibre optic adaptor (simplex) type SC for multi-mode fibre IEC 60874-14-4:1997

Fecha de publicación: 24/06/1997 Connectors for optical fibres and cables – Part 14-5: Detail specification for fibre optic connector type SC-PC untuned terminated to single-mode fibre type B1 IEC 60874-14-5:1997

Fecha de publicación: 24/06/1997 Connectors for optical fibres and cables – Part 14-3: Detail specification for fibre optic adaptor (simplex) type SC for single-mode fibre IEC 60874-14-3:1997

Fecha de publicación: 24/06/1997 Materials for interconnection structures – Part 8: Sectional specification set for non-conductive films and coatings – Section 8: Temporary polymer coatings IEC 61249-8-8:1997

Fecha de publicación: 30/07/1997 Corrigendum 1 – Methods of measurement on radio receivers for various classes of emission. Part 1: General considerations and methods of measurement, including audio-frequency measurements IEC 60315-1:1988/COR1:1997

Fecha de publicación: 06/08/1997 Methods of measurement for waveguides – Part 4: Attenuation of waveguide and waveguide assemblies IEC 61580-4:1997

Fecha de publicación: 06/08/1997 Reliability data analysis techniques – Procedures for comparison of two constant failure rates and two constant failure (event) intensities IEC 61650:1997

Fecha de publicación: 06/08/1997 Solderless connections – Part 1: Wrapped connections – General requirements, test methods and practical guidance IEC 60352-1:1997

Fecha de publicación: 14/08/1997 Overhead lines – Meteorological data for assessing climatic loads IEC TS 61774:1997