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 Ulster January 1975, replacing what had been an opt-out of BBC Radio 4 (previously the BBC Northern Ireland Home Service) and as a result of the BBC's widely regarded under-reporting of the UWC Strike in May 1974. An opt-out of the station exists in Derry BBC Radio Foyle, carrying alternative programming and news for much of the time between 7:30am and 5:00pm weekdays and a few hours at the weekend. The station is also broadcast on DAB Digital Radio, digital television and on the internet. During the station's downtime, BBC Radio Ulster simulcasts BBC Radio 5 Live programming (weekdays from 12:00am-6:30am,