 Carter also suggested in his report that manufacturers of devices which can pick up radio signals ensure it is DAB ready for the forthcoming migration . The report also indicates plans to create a Digital Radio Delivery Group ( DRDG ) , made up of the major investors of DAB , whose plan it will be to ensure a smooth transition from AM and FM to DAB for consumers . They will also advise on digital radio migration . On 22 September 2009 the DRDG and Digital Radio Development Bureau were integrated into one organisation for this purpose - Digital Radio UK . 
