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Printed boards and printed board assemblies. Design and use. Part 1-2. Generic requirements. Controlled impedance

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Prints tessellated for printing teletypes for 5-elements code. Symbol sizes and his contour

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Information processing systems. Data communications. Multilink procedures

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Semiconductor tunnel diodes. Method for measuring negative conductance of the intrinsic diode

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Sound broadcasting channels. Basic quality parameters. Methods for measuring

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Electromagnetic compatibility of technical equipment. Radio communication equipment. Part 10. Specific requirements for first and second generation cordless telephone equipment

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