Normativa ISO UNE gratis

Fecha de publicación: 01/03/1994 Fourteenth supplement – Lamp caps and holders together with gauges for the control of interchangeability and safety. Part 1: Lamp caps IEC 60061-1P:1994

Fecha de publicación: 01/03/1994 Eleventh supplement – Lamp caps and holders together with gauges for the control of interchangeability and safety. Part 2: Lampholders IEC 60061-2L:1994

Fecha de publicación: 01/03/1994 Semiconductor devices – Integrated circuits – Part 20: Generic specification for film integrated circuits and hybrid film integrated circuits – Section 1: Requirements for internal visual examination IEC 60748-20-1:1994

Fecha de publicación: 01/03/1994 Thirteenth supplement – Lamp caps and holders together with gauges for the control of interchangeability and safety. Part 3: Gauges IEC 60061-3N:1994

Fecha de publicación: 04/03/1994 Calibration tapes for broadcast VTRs IEC TR 61295:1994

Fecha de publicación: 25/04/1994 Non-broadcast video tape recorders – Methods of measurements – Part2: Video characteristics chrominance SECAM IEC 61041-2:1994

Fecha de publicación: 25/04/1994 Modular order for the development of mechanical structures for electronic equipment practices – Part 2: Sectional specification – Interface co-ordination dimensions for the 25 mm equipment practice – Section 2: Detail specification – Dimensions for subracks, chassis, backplanes, front panels and plug-in units IEC 60917-2-2:1994

Fecha de publicación: 25/04/1994 Outline dimensions of transformers and inductors for use in telecommunication and electronic equipment – Part 5: Transformers and inductors using the series Q of C-cores IEC 60852-5:1994

Fecha de publicación: 09/05/1994 Amendment 1 – Electrical installations in ships. Part 301: Equipment – Generators and motors IEC 60092-301:1980/AMD1:1994

Fecha de publicación: 09/05/1994 Methods of measurement for equipment used in digital microwave radio transmission systems – Part 3: Measurement on satellite earth stations – Section 5: Up- and down-converters IEC 60835-3-5:1994