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 Scotland BBC Radio Scotland BBC Radio Scotland is BBC Scotland's national English-language radio network. It broadcasts a wide variety of programmes. It replaced the Scottish BBC Radio 4 opt-out service of the same name from 23 November 1978. The first BBC Radio Scotland broadcast was on 17 December 1973, two weeks earlier than planned. BBC Radio Scotland was founded as a full-time radio network on 23 November 1978. Previously it was possible only to opt out of BBC Radio 4, and the service was known as Radio 4 Scotland or, formally on air, as "BBC Scotland Radio 4". The establishment of