ITU-T Recommendation G.108.1 Series G: Transmission systems and media, digital systems and networks. International telephone connections and circuits - General definitions. Guidance for assessing conversational speech transmission quality effects not ...

ITU-T Recommendation G.105 Transmission systems and media. General characteristics of international telephone connections and international telephone circuits. Hypothetical reference connection for crosstalk studies СНиП II-К.3-62 Улицы, дороги и площади населенных мест. Нормы проектирования Методические указания к постановке исследований по обоснованию предельно допустимых концентраций сварочных аэрозолей ITU-T Recommendation G.108.2 Series G: Transmission systems and media, digital systems and networks. International telephone connections and circuits - General definitions. Transmission planning aspects of echo cancellers ITU-T Recommendation G.108.2 (2007) - Amendment 1 Series G: Transmission systems and media, digital systems and networks. International telephone connections and circuits - General definitions. Transmission planning aspects of echo cancellers. ... Covering note. ITU-T Recommendation G.108 (09/99). Application of the E-model: A planning guide