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Graham's Line Identification Tone System (GLITS) is a test signal for stereo systems devised by BBC TV Sound Supervisor and Fellow of the IPS Graham Haines in the mid-1980s. It comprises a 1 kHz tone at 0 dBu (-18 dBFS ) on both channels, with interruptions which identify the channels.
The BBC One "Rhythm & Movement" idents were a set of on-screen channel identities designed by Lambie-Nairn and used on BBC One from 29 March 2002 to 7 October 2006. They replaced the balloon idents , and spelled the end of the much recognised globe identity by the BBC , which had been used in various ways since 1963.
[clarification needed] In popular use, beat can refer to a variety of related concepts, including pulse, tempo, meter, specific rhythms, and groove. Rhythm in music is characterized by a repeating sequence of stressed and unstressed beats (often called "strong" and "weak") and divided into bars organized by time signature and tempo indications.
BBC News Online is the website of BBC News, the division of the BBC responsible for newsgathering and production. It is one of the most popular news websites, [ 3 ] with 1.2 billion website visits in April 2021, [ 4 ] as well as being used by 60% of the UK's internet users for news.
L'istesso, L'istesso tempo, or Lo stesso tempo – at the same speed; L'istesso is used when the actual speed of the music has not changed, despite apparent signals to the contrary, such as changes in time signature or note length (half notes in 4 4 could change to whole notes in 2 2, and they would all have the same duration) [18] [19]
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The BBC News channel is a British free-to-air [1] public broadcast television news channel owned and operated by the BBC.The channel is based at and broadcasts from Broadcasting House in the West End of London from which it is anchored during British daytime, with overnight broadcasts anchored from Washington, D.C. and Singapore. [2]
A tempo (or metric) modulation causes a change in the hierarchical relationship between the perceived beat subdivision and all potential subdivisions belonging to the new tempo. Benadon has explored some compositional uses of tempo modulations, such as tempo networks and beat subdivision spaces.