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ITU-T E.526 Dimensioning a circuit group with multi-slot bearer services and no overflow inputs
ITU-T X.53 Numbering of channels on international multiplex links at 64 kbit/s
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 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
ITU-T G Supplement 32 Transmission aspects of digital mobile radio systems
ITU-T P.11 Effect of transmission impairments
ITU-T P Supplement 20 Examples of measurements of handset receive-frequency responses: Dependence on earcap leakage losses
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