Greenwich Time Signal Greenwich Time Signal The Greenwich Time Signal (GTS), popularly known as the pips, is a series of six short tones broadcast at one-second intervals by many BBC Radio stations. The pips were introduced in 1924 and have been generated by the BBC since 1990 to mark the precise start of each hour. Their utility in calibration is diminishing as digital broadcasting entails time lags. There are six pips (short beeps) in total, which occur on each of the 5 seconds leading up to the hour and on the hour itself. Each pip is a 1 kHz tone (about halfway between
BBC Radio available as podcasts. The BBC also syndicates radio and podcast content to radio stations and other broadcasting services around the globe, through its BBC Radio International business which is part of BBC Studios. Programmes regularly syndicated by BBC Radio International include: In Concert (live rock music recordings from BBC Radio 1 and BBC Radio 2, including an archive dating back to 1971); interviews, live sessions and music shows; Classical Music (including performances from The BBC Proms); Spoken Word (Music documentaries, Dramas, Readings, Features and Comedies, mainly from BBC Radio 4) and channels, including BBC Radio 1. BBC Radio International also