Teletext in Salt Lake City, Utah premiered a teletext service using Ceefax. They were followed by television network CBS, which carried out preliminary tests on both the British Teletext and the rival French Antiope system. One of the most prominent providers was the "Electra" teletext service, using World System Teletext (WST), broadcast from the early 1980s on American cable channel WTBS. Electra also carried another teletext service on its higher-numbered pages, a service called "Tempo". "Tempo" mainly carried sports (and other miscellaneous) information on its pages. At the time of Electra's closing in 1993, it was the only existing teletext service
BBC World Service Television near-continuous direct rebroadcast of BBC1 and schedule pattern timed to UK time (GMT/BST), it had a schedule pattern more synchronised to Central European Time and many of its first-run programmes were timeshifted to more suitable times for viewing in CET, as well as showing specially commissioned "World Service News" bulletins from Television Centre. The BBC World Service News studio looked like the BBC's domestic news, though with different graphics and an on-screen logo. The station also broadcast its own Children's BBC junctions from Presentation Studio A. Outside Europe, BBC World Service Television was the name of the 24-hour news, information