Greenwich Mean Time subsection 23(3), the same rule applies to deeds and other instruments. During the experiment of 1968-1971, when the British Isles did not revert to Greenwich Mean Time during the winter, the all-year British Summer Time was called British Standard Time (BST). In the UK, UTC+0 is disseminated to the general public in winter and UTC+1 in summer. BBC radio stations broadcast the "six pips" of the Greenwich Time Signal. It is named from its original generation at the Royal Greenwich Observatory, is aligned to Coordinated Universal Time, and called either Greenwich Mean Time or British Summer Time as appropriate for
BBC Radio 4 programmes, many of which have been broadcast for over 40 years. Most programmes are available for four weeks after broadcast as streaming audio from Radio 4's "listen again" page and via BBC iPlayer. A selection of programmes is also available as podcasts or downloadable audio files. Many comedy and drama programmes from the Radio 4 archives are rebroadcast on BBC Radio 4 Extra (formerly BBC Radio 7). Due to the capacity limitations of DAB and increasing sport broadcasts on BBC Radio 5 Live Sports Extra, BBC Radio 4 DAB has to reduce its bit rate most evenings, such that after