On approval of the measurement and control method and standards for protection against industrial radio interference
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On the acquisition of certain types of goods, works, services using an electronic certificate
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Distribution networks of receiving TV and radio systems. Basic parameters, technical requirements, measurement and test methods
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Sound broadcasting channels. Basic quality parameters. Methods for measuring
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Electric energy. Electromagnetic compatibility of technical equipment. Power quality limits in public electrical systems
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Protection circuits from dangerous voltages and currents arising at lines of wire broadcasting. General requirements and rules
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National automatic telephone communication system. Terms and definitions
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Unified system for design documentation. Graphical symbols in diagrams. Aerials and radio sets
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Unified system of design documentation. Graphical symbols in diagrams. Piezoelectric and magnetostriction elements; delay lines
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Unified system of design documentation. Graphical symbols in diagrams. Communication devices
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Unified system for design documentation. Graphic designations in diagrams. Telemechanic devices
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Unified system for design documentation. Graphic designations in diagrams. Commutational field elements of commutational systems
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