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Telecommunication networks. Common channel signalling No. 7. Test methods (general test procedures)

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Compatibility of radio-electronic equipment. Radio interference from industry. Methods of test for radio-interference sources. Replaces O’z DSt 1032:2003

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Radio stations with single-sideband modulation of land mobile service. Types, basic parameters. Technical requirements and methods of measurement

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Information technology. Cryptographic protection of information. Hashing function. Replaces O’z DSt 1106:2006

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Top box for subscriber for receiving terrestrial digital television broadcasting. Technical requirements and test methods. Replaces O’z DSt 2182:2011

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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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