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Antennas for receiving television and sound broadcasting in the bandwidth ranges of VHF and UHF. General technical requirements

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Information technology. Computing equipment. Classification on the basis of the level of safety from unauthorised access to information

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Telecommunication networks. Digital automatic telephone exchanges. General technical specifications

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Telecommunication networks. Terminal end device. General technical requirements

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Compatibility of radio-electronic equipment. Interference caused by industrial and information technology equipment. Limits and test methods. (EN 55022:1998)

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Telecommunication networks. Access protocol V5.2. Basic provisions

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