Online Standards Store PDF
Optical fibres. Part 1-46. Measurement methods and test procedures. Monitoring of changes in optical transmittance
Document status: Active
Communication networks and systems in substations. Part 5. Communication requirements for functions and device models
Document status: Active
Fibre-optic, radio-relay and satellite main channels of digital TV signals transmission systems. Basic parameters and methods of measuring
Document status: Active
Printed circuit boards. Physical parameters test methods
Document status: Active
Information technology. Cryptographic data security. Block ciphers
Document status: Active