▁directly . ▁Multiple xes ▁A ▁and ▁ 2 ▁were ▁the ▁only ▁options ▁for ▁Top ▁Up ▁TV ▁as ▁the ▁reg ulations ▁set ▁out ▁by ▁Of com ▁directed ▁that ▁only ▁free - to - air ▁television ▁channels ▁could ▁be ▁broadcast ▁on ▁multiple xes ▁ 1 , ▁B , ▁C ▁and ▁D , ▁despite ▁there ▁being ▁available ▁space ▁on ▁some ▁of ▁those ▁multiple xes . ▁This ▁reg ulation ▁has ▁since ▁been ▁lifted . ▁ ▁In ▁ 2 0 0 5 , ▁SD N ▁was ▁sold ▁to ▁I TV ▁pl c ▁( which ▁had ▁previously ▁been ▁formed ▁by ▁the ▁mer ger ▁of ▁Carl ton ▁Communic ations ▁and ▁Gran ada ▁pl c ). ▁As ▁I TV ▁pl c ▁was ▁by ▁then ▁a ▁member ▁of ▁the ▁Free view ▁cons ort ium , ▁the ▁free ▁services ▁on ▁Multi plex ▁A ▁became ▁officially ▁part ▁of ▁Free view . ▁ ▁I TV ▁Digital ▁Prior ▁to ▁I TV ▁Digital ' s ▁collapse ▁in ▁ 2 0 0 2 , ▁SD N ▁le ased ▁out ▁most ▁of ▁its ▁capacity ▁to ▁I TV ▁Select ▁( pre viously ▁ON request ). ▁The ▁I TV ▁Select ▁package ▁consisted ▁of ▁five ▁of ▁SD N ' s ▁streams , ▁plus ▁a ▁sixth ▁as ▁a ▁free ▁" t aster " ▁channel . ▁After ▁ 1 1 pm , ▁most ▁of ▁the ▁I TV ▁Select ▁capacity ▁was ▁handed ▁over ▁to ▁various ▁adult ▁channels , ▁which ▁included ▁Television ▁X ▁and ▁Ad ult s ▁Only ▁channels ▁ 1 - 3 . ▁These ▁channels ▁have ▁since ▁left ▁the ▁platform , ▁however ▁SD N ▁still