Teletext a plug in circuit board. It took another decade before the decoders became a standard feature on almost all sets with a screen size above 15 inches (teletext is still usually only an option for smaller "portable" sets). From the mid-1980s both Ceefax and ORACLE were broadcasting several hundred pages on every channel, slowly changing them throughout the day. The "Broadcast Teletext Specification" was published in September 1976 jointly by the IBA, the BBC and the British Radio Equipment Manufacturers' Association. The new standard also made the term "teletext" generic, describing any such system. The standard was internationalised as World
ORACLE (teletext) By the mid-2000s, however, all of the Jobfinder services had ended. For a short period in 1987, prior to the start of 24-hour broadcasting on ITV, a selection of teletext pages were broadcast in-vision prior to the start of TV-am. These pages mostly consisted of news and information about TV-am. ORACLE began to disappear at 23:31:09 on 31 December 1992, with the outer border of pixels turning black. This process continued until 23:55:55 when only a white square was left, with the text ORACLE gone 1978-1992. It was then replaced by the service from Teletext Ltd. ORACLE did not carry