However, the BBC's network production units located in Belfast, Birmingham, Bristol, Cardiff and Glasgow also make radio programmes.

He expounded firm principles of centralised, all-encompassing radio broadcasting, stressing programming standards and moral tone.

[6] The IBC began leasing time on transmitters in continental Europe and then reselling it as sponsored English-language programming aimed at audiences in Britain and Ireland.

Because Plugge successfully demonstrated that state monopolies such as that of the BBC could be broken, other parties became attracted to the idea of creating a new commercial radio station specifically for this purpose.

The onset of World War II silenced all but one of the original IBC stations, with only Radio Luxembourg continuing its nightly transmissions to Britain.

By 1966 millions were tuning into these commercial stations, and the BBC was rapidly losing its radio listening audience.

This led to a complete overhaul by Frank Gillard, the BBC's director of radio output, creating the four analogue channels that still form the basis of its broadcasting today.

Kenny Everett was asked for input in how to run the new pop station due to his popularity with both listeners and fellow presenters.

Among the other DJs hired was John Peel, who had presented the overnight show on Radio London, called The Perfumed Garden.

His role, according to Andrew Harrison, the chief executive of RadioCentre, was "to identify both areas of best practice and possible savings.

There are forty BBC Local Radio services across England and the Channel Islands, often catering to individual counties, cities, or wider regions.

It is politically independent (by mandate of the Agreement providing details of the topics outlined in the BBC Charter), non-profit, and commercial-free.

They are also available on digital television in the UK, and archived programmes are available for 30 days or more after broadcast on BBC Sounds; many shows are available as podcasts.