Author: Telecom and Networking

ITU-R V : Vocabulary and related subjects

ITU-T Recommendations : Series R – Telegraph transmission

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ITU-T Recommendations : Series R (Telegraph transmission) ITU-T Recommendations In force – December 2000 edition   ITU-T Rec. R.2 (11/88) Element error rate ITU-T Rec. R.4 (11/88) Methods for the separate measurements of the degrees of various types of telegraph distortion ITU-T Rec. R.5 (03/93) Observation conditions recommended for routine distortion measurements on international telegraph circuits […]

ITU-R V : Vocabulary and related subjects

ITU-T Recommendations : Series Q – Switching and signalling

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ITU-T Recommendations: Series Q (Switching and signaling) ITU-T Recommendations In force – December 2000 edition   ITU-T Rec. Q.1 (11/88) Signal receivers for manual working ITU-T Rec. Q.2 (11/88) Signal receivers for automatic and semi-automatic working, used for manual working ITU-T Rec. Q.4 (11/88) Automatic switching functions for use in national networks ITU-T Rec. Q.5 (11/88) […]

ITU-R V : Vocabulary and related subjects

ITU-T Recommendations : Series P – Telephone transmission quality, telephone installations, local line networks

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ITU-T Recommendations: Series P (Telephone transmission quality, telephone installations, local line networks) ITU-T Recommendations In force – December 2000 edition   ITU-T Rec. P.10 (12/98) Vocabulary of terms on telephone transmission quality and telephone sets ITU-T Rec. P.11 (03/93) Effect of transmission impairments ITU-T Rec. P.16 (11/88) Subjective effects of direct crosstalk; thresholds of audibility and […]

ITU-R V : Vocabulary and related subjects

ITU-T Recommendations : Series O – Specifications of measuring equipment

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ITU-T Recommendations: Series O (Specifications of measuring equipment) ITU-T Recommendations In force – December 2000 edition   ITU-T Rec. O.1(02/00) to be published ITU-T Rec. O.3 (10/92) Climatic conditions and relevant tests for measuring equipment ITU-T Rec. O.6 (11/88) 1020 Hz reference test frequency ITU-T Rec. O.9 (03/99) Measuring arrangements to assess the degree of unbalance […]

ITU-R V : Vocabulary and related subjects

ITU-T Recommendations : Series N – Maintenance:international sound programme and television transmission circuits

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ITU-T Recommendations : Series N (Maintenance:international sound programme and television transmission circuits) ITU-T Recommendations In force – December 2000 edition   ITU-T Rec. N.1 (03/93) Definitions for application to international sound-programme and television-sound transmission ITU-T Rec. N.2 (11/88) Different types of sound-programme circuit ITU-T Rec. N.3 (11/88) Control circuits ITU-T Rec. N.4 (11/88) Definition and duration […]

ITU-R V : Vocabulary and related subjects

ITU-T Recommendations : Series M – TMN and network maintenance: international transmission systems, telephone circuits, telegraphy, facsimile and leased circuits

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ITU-T Recommendations: Series M (TMN and network maintenance: international transmission systems, telephone circuits, telegraphy, facsimile and leased circuits) ITU-T Recommendations In force – December 2000 edition   ITU-T Rec. M.10 (10/92) Scope and application of Recommendations for maintenance of telecommunication networks and services ITU-T Rec. M.15 (11/88) Maintenance considerations for new systems ITU-T Rec. M.20 (10/92) […]