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- 【Organization】ITU
- 【Document #】ITU-T M.495
Transmission Restoration and Transmission Route Diversity: Terminology and General Principles - General Maintenance Principles - Maintenance of International Transmission Systems and Telephone Circuits (Study Group IV) 10 pp
- 【Date】1988/11/1
- 【Language】English
- 【Status】Active
- 【Organization】ITU
- 【Document #】ITU-T M.733
Transmission routine maintenance measurements on automatic and semi-automatic telephone circuits
- 【Date】1988/11/1
- 【Language】English
- 【Status】Active
- 【Organization】ITU
- 【Document #】ITU-T SERIES E.300 SUPP 4
Treatment of calls considered as terminating abnormally
- 【Date】1988/11/1
- 【Language】English
- 【Status】Active
- 【Organization】ITU
- 【Document #】ITU-T Q.783
TUP TEST SPECIFICATION
- 【Date】1988/11/1
- 【Language】English
- 【Status】Active
- 【Organization】ITU
- 【Document #】ITU-T M.562
TYPES OF CIRCUIT AND CIRCUIT SECTION - Study Group IV
- 【Date】1988/11/1
- 【Language】English
- 【Status】Active
- 【Organization】ITU
- 【Document #】ITU-T K.23
TYPES OF INDUCED NOISE AND DESCRIPTION OF NOISE VOLTAGE PARAMETERS FOR ISDN BASIC USER NETWORKS - Study Group V
- 【Date】1988/11/1
- 【Language】English
- 【Status】Active
- 【Organization】ITU
- 【Document #】ITU-T J.12
TYPES OF SOUND-PROGRAMME CIRCUITS ESTABLISHED OVER THE INTERNATIONAL TELEPHONE NETWORK
- 【Date】1988/11/1
- 【Language】English
- 【Status】Active
- 【Organization】ITU
- 【Document #】ITU-T M.1015
TYPES OF TRANSMISSION ON LEASED CIRCUITS
- 【Date】1988/11/1
- 【Language】English
- 【Status】Active
- 【Organization】ITU
- 【Document #】ITU-T Q.114
TYPICAL TRANSMISSION REQUIREMENTS FOR SIGNAL SENDERS AND RECEIVERS
- 【Date】1988/11/1
- 【Language】English
- 【Status】Active
- 【Organization】ITU
- 【Document #】ITU-T V.15
USE OF ACOUSTIC COUPLING FOR DATA TRANSMISSION
- 【Date】1988/11/1
- 【Language】English
- 【Status】Active