Greenwich Time Signal 19:00. By 19:45 the same day the power supply was repaired and the 20:00 pips were broadcast as normal. Many radio broadcasters around the world use the Greenwich Time Signal as a means to mark the start of the hour. The pips are used in both domestic and international commercial and public broadcasting. Many radio stations use six tones similar to those used by the BBC World Service; some shorten it to five, four, or three tones. Greenwich Time Signal The Greenwich Time Signal (GTS), popularly known as the pips, is a series of six short tones broadcast at one-second
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