Electronics automated design systems. Information support. Technical characteristics of electronic components. Transformers and chokes. List of technical characteristics
Sound broadcasting digital. Coding of signals of sound broadcasting with reduction of redundancy for transfer on digital communication channels. A part III (MPEG-4 audio). Technical description of parametric coding for high quality audio
Low-voltage surge protective devices. Part 1. Surge protective devices connected to low-voltage power distribution systems. Requirements and test methods
