 There are a number of commercial DAB multiplexes operators in the UK who run 48 local and regional DAB multiplexes across the United <unk> operators include the two national operators , Digital One and Sound Digital as well as local multiplex operators including NOW Digital , Bauer Media Group , UTV , Switch Digital and <unk> . Local and regional ensembles cover 71 @.@ 7 % of the UK . 
