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
MediaCorp Teletext was initially launched. It was later expanded to Channel News Asia when the channel was launched on 1 March 1999. Teletext Classifieds was shut down on 1 September 2012. On 3 September 2013, MediaCorp announced that the service will be discontinued from 30 September 2013 due to “declining usage”. Teletext was provided on three MediaCorp channels, with each channel specialising in specific types of information. Teletext on Channel 5 specialised in entertainment and lifestyle information, Classifieds on Channel 8 and business information on Channel News Asia. When the service was still online, the Teletext versions of all three channels were