Nation Radio is broadcast at low power to ensure sufficient penetration of Cardiff, Newport and Bridgend. There is some overspill into Bristol and the West Country, though service quickly drops off after Bristol. Digital Radio (DAB) Digital Radio is transmitted from Wenvoe at high power and is designed to cover South Wales and the West Country. See also Radio masts and towers List of masts List of tallest buildings and structures in Great Britain References External links MB21's page on BBC 405 TV to Wales and the West 405 Alive's list of transmitters" More details on 405-line BBC transmitters "Wenvoe - the BBC's Largest Television Station" by A.E Gallon, pp4-9. (A history of Wenvoe up to 1970) The Transmission Gallery: Photographs and Information The Transmission Gallery: Television Coverage Map BBC Report 1964-43: Coverage of the Band I and Band II services The Transmission Gallery: FM Coverage Map Transmitter sites in Wales Wenvoe VHF 405-line Transmitter Group Wenvoe UHF 625-line Transmitter Group Buildings and structures in the Vale of Glamorgan