Normativa ISO UNE gratis

Fecha de publicación: 01/01/1979 Askarels for transformers and capacitors. Part 6: Screening test for effects of materials on capacitor askarels IEC 60588-6:1979

Fecha de publicación: 01/01/1979 Equipment for minehead assay and sorting radioactive ores in containers IEC 60600:1979

Fecha de publicación: 01/01/1979 Operating conditions for industrial-process measurement and control equipment. Part 2: Power IEC 60654-2:1979+AMD1:1992 CSV

Fecha de publicación: 01/01/1980 Rigid precision coaxial and their associated precision connectors. Part 3: 14 mm rigid precision coaxial line and associated hermaphroditic precision coaxial connector – Characteristic impedances 50 ohms and 75 ohms IEC 60457-3:1980

Fecha de publicación: 01/01/1980 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 60169-17:1980

Fecha de publicación: 01/01/1980 Specification for plastic films for electrical purposes. Part 1: Definitions and general requirements IEC 60674-1:1980

Fecha de publicación: 01/01/1980 Measurement of quartz crystal unit parameters by zero phase technique in a pi-network. Part 2: Phase offset method for measurement of motional capacitance of quartz crystal units IEC 60444-2:1980

Fecha de publicación: 01/01/1981 Magnetic tape sound recording and reproducing systems. Part 1: General conditions and requirements IEC 60094-1:1981

Fecha de publicación: 01/01/1981 Quartz crystal controlled oscillators – Part 2: Guide to the use of quartz crystal controlled oscillators IEC 60679-2:1981

Fecha de publicación: 01/01/1981 Characteristics of line post insulators IEC 60720:1981