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JIS K 6404-4:2015 Testing methods for...
ITU-T U.10 Equipment of an international telex position
ITU-T U.7 Numbering schemes for automatic switching networks
ITU-T U.62 General requirements to be met in interfacing the international telex network with the fully automated maritime VHF/UHF radio system
ITU-T X.53 Numbering of channels on international multiplex links at 64 kbit/s
ITU-T E.526 Dimensioning a circuit group with multi-slot bearer services and no overflow inputs
ITU-T G.111 Loudness ratings (LRs) in an international connection
ITU-T G.122 Influence of national systems on stability and talker echo in international connections
ITU-T G.173 Transmission planning aspects of the speech service in digital public land mobile networks
ITU-T G Supplement 29 Planning of mixed analogue-digital circuits (chains, connections)
ITU-T G Supplement 32 Transmission aspects of digital mobile radio systems
ITU-T N.55 Organization, responsibilities and functions of control and sub-control international television centres and control and sub-control stations for international television connections, links, circuits and circuit sections