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 Shropshire a much weaker signal only heard up to about away at most. These three transmitters are for broadcasting to the south of the county, which has a hilly terrain that reduces the effectiveness of FM transmissions. The Wrekin transmitter also broadcasts the commercial station Free Radio on 103.1FM, Digital One, the MXR West Midlands 12A multiplex and BBC National DAB. The transmitters also have television, and Ludlow has national radio frequencies. DAB signals started on 31 January 2001 from the NOW Digital Wolverhampton, Shrewsbury and Telford 11B multiplex. This also has BBC WM and comes from the Wrekin and Turners