Arc welding equipment - Part 1: Welding power sources
Edition 2005-03-17

Methods of measurement for equipment used in digital microwave radio transmission systems. Measurements on terrestrial radio-relay systems. Adaptive equalizer
Edition 1996-02-15

Methods of measurement on receivers for satellite broadcast transmissions in the 12 GHz band. Electrical measurements of overall performance of receiver systems comprising an outdoor unit and a DBS tuner unit
Edition 1995-08-15

Live working - Voltage detectors - Resistive type to be used for voltages of 1 kV to 36 kV a.c
Edition 1998-01-15

Short-circuit currents in d.c auxiliary installations in power plants and substations. Calculation of short-circuit currents
Edition 1997-10-15

Video cameras (PAL/SECAM/NTSC). Method of measurement. Non-broadcast camera-recorders
Edition 1997-12-15

Elements of electrical and optical connection. Test methods. Engagement depth of contacts
Edition 1998-01-15

Specification for photoelectric control units for road lighting
Edition 1980-09-30

Radio equipment used in mobile services. Transmitters employing single-sideband emissions (A3A, A3H or A3J)
Edition 1981-10-30

Specification for silicon-iron strip-wound cores for use in transformers and inductors for telecommunications and electronic equipment
Edition 1976-05-28