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BBC National DAB

From Wikipedia, the free encyclopedia
British digital audio broadcasting multiplex

BBC National DAB
Licensed areaUnited Kingdom
Frequency12B (225.648 MHz)
Air date27 September 1995[1]
OwnerBBC
Websitewww.bbc.co.uk

BBC National DAB is adigital audio broadcastingmultiplex in theUK, for a number ofradio stations which have UK wide coverage. The multiplex is owned and operated by theBBC and is transmitted from a number of transmitter sites across the country; it only carries BBC radio stations.

As of the end of 2017, more than 97% of the UK's population are within reach of the multiplex following the completion of the switching on of a fourth set of new transmitters over the previous two years which had seen the reach increase from 93%.[2] Any further expansion of DAB radio is awaiting a decision by government on any possible digital radio switchover.

Stations carried

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The following channels are receivable on any digital-equipped DAB radio in the BBC National DAB coverage area:

Full time services

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ServiceService IDBit rateFormatAudio channelsDescriptionAnalogue availability
BBC Radio 1C221112 kbit/sDABJoint stereoYouth-orientated popular music97.1 - 99.8 MHz
BBC Radio 2C222112 kbit/sDABJoint stereoAdult-oriented popular music88.1 - 90.2 MHz
BBC Radio 3C223160-192 kbit/sDABJoint stereoClassical music90.3 - 92.6 MHz
BBC Radio 4C22480-112 kbit/sDABMono / joint stereoNews, drama and speech92.5 - 96.1 MHz
103.5 - 104.9 MHz
198 LW
BBC Radio 5 LiveC22564-80 kbit/sDABMonoLive news and sport693, 909, 990 kHz andBBC Local Radio overnight
BBC Radio 6 MusicC22B112 kbit/sDABJoint stereoAlternative music
BBC Radio 1XtraC22A112 kbit/sDABJoint stereoBlack contemporary music
BBC Radio 4 ExtraC22C80 kbit/sDABMonoArchive comedy and drama
BBC Asian NetworkC23664 kbit/sDABMonoSouth Asian orientated musicVarious MW
BBC World ServiceC23864 kbit/sDABMonoInternational news and current affairsOn Radio 4 frequencies between 01:00 and 05:00 daily
BBC Radio 1 AnthemsC22D32 kbit/sDAB+StereoPopular music from '00s and '10s
BBC Radio 1 DanceC22932 kbit/sDAB+StereoDance music
BBC Radio 3 UnwindC22E32 kbit/sDAB+StereoClassical and meditation music
BBC GuideE1C79E5E16-32 kbit/sDABDataHidden service, EPG data

Part time services

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The BBC National DAB multiplex makes use of dynamic ensemble reconfiguration to allow a number of part-time services to broadcast. While these additional services are on air the bit rates of (one or more of) BBC Radio 3, BBC Radio 4, BBC Radio 5 Live, and data services are reduced.

Station NameDescription
BBC Radio 5 Sports ExtraLive sport - broadcasts eitherTest Match Special or a second sporting event when BBC Radio 5 Live is also broadcasting live sport.

Former services

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Two regularly scheduledBBC Radio 4 long-wave programmes were, prior to April 2024, provided to DAB listeners by way of dynamic daily opt-outs which popped up on the national DAB multiplex. With the cessation of separate scheduling on long wave from 1 April 2024, these programmes were relocated to broadcast onRadio 4 Extra, ending use of the dynamic pop-ups for these.

Station NameDescription
Yesterday In ParliamentRadio 4 LW opt-out simulcast; weekdays 08:30-09:00; Saturdays 08:45-09:00.
The Daily ServiceChristian Music and Worship, Radio 4 LW opt-out simulcast; weekdays 09:45-10:00.

"Pop-up" services

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The BBC has experimented with short-term "pop-up" digital radio stations, each broadcasting for approximately four days at a time, covering music festivals and other special events. The first to broadcast was BBC Radio 5 Live Olympics Extra in 2012, then BBC Radio 2 Eurovision launched for the first time in 2014, and was joined byBBC Radio 2 Country,BBC Music Jazz in 2015 andBBC Radio 2 50s in April 2016. When these temporary stations are on air, there is normally a reduction in bit rate of their parent station.

Station NameDescription
BBC 5 Live Olympics ExtraAvailable during2012 Summer Olympics with coverage consisting of sports commentaries.
BBC Radio 2 EurovisionLaunched in May 2014 to extend the BBC's coverage of theEurovision Song Contest. Returned in 2015 to provide coverage of the 2015 contest.
BBC Radio 2 CountryLaunched in March 2015 to provide coverage of London'sC2C: Country to Country Country music festival. Returned in 2016 to cover the 2016 festival and again in 2017.
BBC Music JazzLaunched in November 2015 as a joint venture betweenBBC Radio 3 andJazz FM, with programming celebrating jazz music in all its varied forms.
BBC Radio 2 50sLaunched in April 2016 as a celebration of the music and entertainment of the 1950s.
BBC Radio 1 VintageAvailable in September 2017 as a celebration of BBC Radio 1's 50th anniversary.
BBC Radio 2 BeatlesLaunched in September 2019 as a celebration of 50 years of theBeatles albumAbbey Road featuring interviews on how the album was created and how it influenced the next generation of music artists.

Planned station closures

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In 2010, the BBC published plans to close BBC Radio 6 Music and BBC Asian Network.[3] These plans were later rejected, saving both stations from closure. Radio 6 Music was retained after listening figures increased and a campaign was set up onFacebook, which gained 180,000 supporters.[4]

See also

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References

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  1. ^"TV: September Through the Years". Unreality Primetime. Archived fromthe original on 30 September 2011. Retrieved9 October 2008.
  2. ^"Arqiva confirms BBC DAB rollout complete". Archived fromthe original on 16 December 2019. Retrieved22 July 2018.
  3. ^"BBC 6 Music and Asian Network face axe in shake up".BBC News. 2 March 2010. Retrieved2 March 2010.
  4. ^"BBC Trust rejects 6 Music closure plan".BBC News. 5 July 2010.Archived from the original on 21 July 2010. Retrieved5 July 2010.
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