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Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz. Part 2-2. Immunity requirements for mains communications equipment and systems operating in the range of frequencies 95 kHz to 148,5 kHz and intended for use in industrial environments

Document status: Active

Photographic gelatine. Method of determination of specific electroconductivity

Document status: Active

Real-time audiovisual information system (RAVIS). Digital modulator. Basic parameters and technical requirements

Document status: Active

Semiconductor microwave switching and limiter diodes. Methods of measuring loss resistances

Document status: Active

Telecontrol equipment and systems. Part 2. Operating conditions. Sections One - Environmental conditions and power supplies

Document status: Replaced by GOST R 51179-98

Electromagnetic compatibility of technical equipment. Agricultural and forestry machinery. Test methods and acceptance criteria

Document status: Active