May – Ceefax expands its sports coverage when it moves the sport pages to the 300s.2 April – The first in-vision teletext service is seen on ITV when Central launches its Jobfinder service which broadcasts for one hour after the end of the day's programming.The changes also see the end of duplicate pages on both channels. The pages on ITV become more news focused and more regional pages are added and the content on Channel 4 becomes more magazine focussed. 1 October – ORACLE revamps its service.Sky Channel launches its teletext service Sky Text.7 January – Daytime Ceefax transmissions are renamed Pages from Ceefax following the decision by Radio Times to begin listing daytime Ceefax broadcasts.November – The Ceefax service is relaunched.It broadcasts the pages in the 700s page range as an addition to the regular 100-page service. Ceefax starts to broadcast computer programs, known as telesoftware, for the BBC Micro (a home computer available in the United Kingdom).2 May – From today Ceefax in Vision is broadcast during all daytime downtime although until September BBC2 continues to fully close down for four hours after Play School.Teletext pages are only shown on weekdays. Two magazines are shown – 4-Tel on View and Oracle on View – and in fifteen minute bursts which are repeated several times each day prior to the start of each day's transmissions. 18 March – Channel 4 broadcasts in-vision teletext pages for the first time.It is first mentioned in the Radio Times on 21 March. 28 February – BBC1 begins broadcasting a 30-minute Ceefax slot prior to the start of Breakfast Time.Both Sbectel and 4-Tel are operated in conjunction with ORACLE with the production of 4-Tel outsourced to Intelfax, a company set up especially for the purpose. 2 November – Channel 4 launches and this results in the start of transmissions of its teletext service 4-Tel.1 November – S4C launches and this results in the start of transmissions of its teletext service Sbectel.The broadcasts, called Ceefax in Vision, are not referred to in the Radio Times or on newspapers’ television listings pages. ![]() ![]() The in-vision broadcasts are designed to help promote the Ceefax service and what it offers, along with teletext in general. The output showcases various aspects of the Ceefax service, with a digest of news, sport, weather, TV listings and other topics. A short time later, two 30-minute broadcasts, usually aired at 10am and 3:30pm, begin on BBC2. It is shown on BBC1 between 8:30am and 9am. ![]() 12 March – The very first in-vision Ceefax transmission is broadcast.The software is written in a specially designed machine independent object code (1456 object code, in speech "fourteen fifty-six object code") with the idea that the object code could be used in a virtual machine so that a telesoftware decoder could use a microprocessor of the choice of the manufacturer of the decoder thus providing fairness of opportunity for manufacturers of microprocessors. 14 May – BBC Ceefax begins broadcasts a telesoftware broadcast on Ceefax page 192.ITV's teletext service ORACLE launches.The software is for a Signetics 2650 microprocessor. This broadcast is observed on a public demonstration teletext television at the BBC Pebble Mill studio in Birmingham by the kind help of a member of BBC staff. There is no reception equipment available to view the broadcast, but it gives the concept of a teletext service carrying software on some of its pages great practical credibility. ![]()
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