 The BBC published a technical report on the mast and its aerials.405-line television was switched off across the UK and both Moel-y-Parc's VHF transmitters ceased operation after 20 and 22 years of service for the BBC and ITV respectively.As part of the digital switchover, analogue BBC Two Wales ceased transmission on 28 October 2009, followed by analogue BBC One Wales, ITV1 Wales and S4C on 25 November 2009.