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 Sheffield transmitters). The Emley Moor transmitter broadcasts DTR for freeview TV channel 734 for Yorkshire, Derbyshire and parts of Lincolnshire on UHF 47-682 MHz the BBCA multiplex. Other local TV transmitters such as Crosspool relay their signal from Emley Moor. The majority of the station's programming is produced and broadcast from Sheffield. During off-peak hours, BBC Radio Sheffield carries regional programming for Yorkshire and the North Midlands from sister station BBC Radio Leeds, which also originates the networked evening shows for BBC Local Radio on weekday evenings (produced independently by Wire Free Productions). During the station's downtime, BBC Radio Sheffield simulcasts