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
BBC Russian Service tried to bring to listeners in Soviet Union information they were deprived of, including works of writers and dissidents who could not publish their work at home, such as Alexander Solzhenitsyn. Jamming finally stopped in the late 1980s, as perestroika took hold. The BBC Russian Service has moved all its operation to the Internet, halting radio broadcasting after 65 years on air. Before the final decision to concentrate on online production the Russian Service radio was available only on AM. The BBC Russian Service partnered with "Bol'shoe Radio" (), an FM broadcaster in Moscow between April and August 2007. Daily