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 Humberside many West Yorkshire rugby league fans were disappointed when the relatively powerful High Hunsley transmitter signal was heard instead of Radio Leeds, so all they heard was a commentary of Hull KR v Widnes instead of football. It did not broadcast on MW (neither did other BBC local stations) until late 1971. In 1979 it stopped broadcasting dedicated agricultural programmes (although East Yorkshire is an agricultural county). In the 1970s it had the "Radio Humberside Handicap" horserace at Beverley Racecourse, which became the "BBC Radio Humberside Stakes" in the 1980s. By the 1990s this included the "Martin Plenderleith Conditions Stakes",