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 Orchestra sections of the Radio Orchestra were utilised across BBC’s Regional Radio Orchestras: The B1, B2, C1, C2 and D combinations matched the line up of the largest regional orchestra, the BBC Scottish Radio Orchestra, which would occasionally receive augmentation to A size. The BBC Northern Radio Orchestra (previously the BBC Northern Dance Orchestra) utilised C and D combinations, as did the Midlands Radio Orchestra. In a change of musical policy at the BBC, the corporation disbanded many of its light orchestras in 1979, including the regional Radio Orchestras, resulting in a dispute with the Musicians' Union that disrupted the Proms