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Electromagnetic compatibility of technical equipment. Immunity of wire communication equipment to electromagnetic disturbances. Requirements and test methods
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Supply transformers for domestic radio equipment. General specifications
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Identification cards. Contactless integrated circuit cards. Proximity cards. Part 4. Transmission protocol
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Modular order for the development of mechanical structures for electronic equipment practices. Part 2. Sectional specification. Interface coordination dimensions for the 25 mm equipment practice. Section 1. Detail specification. Dimensions for cabinets and racks
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Optical fibres. Part 1-42. Measurement methods and test procedures. Chromatic dispersion
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Low-power electronic tubes and valves. Methods of measurement of cathode heating time and readiness time
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