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 Stoke most of the area except in some parts of the Staffordshire Moorlands (Cheadle in particular) and Stafford (which has its own relays). The Stoke digital multiplex has half the number of stations compared to other areas (BBC Radio Stoke, Signal 1, Signal 2 and Kiss). UTV Media own 70% of the multiplex. The station can also be heard on the Internet via streaming audio. The majority of the station's programming is produced and broadcast from Stoke. On weekday nights and weekend evenings, BBC Radio Stoke also carries some regional programming for the Midlands, produced from sister stations BBC WM and