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 provides many services internationally including in-flight entertainment, subscription, and satellite services. BBC Radio International is partnered with (Sirius Satellite Radio) and (British Airways) as well as many other local radio stations. Throughout its history the BBC has produced many radio programmes. Particularly significant, influential, popular or long lasting programmes include: The following expenditure figures are from 2012/13 and show the expenditure of each service they are obliged to provide:<ref name="2012/13 annual report finance expenditure"></ref> BBC Radio BBC Radio is an operational business division and service of the British Broadcasting Corporation (which has operated in the United Kingdom under the terms