▁Not ▁all ▁countries ▁listed ▁use ▁AT SC , ▁which ▁has ▁a ▁single ▁V SB ▁car rier ▁wave . ▁Other ▁countries ▁use ▁CO F DM ▁mod ulation ▁for ▁D VB - T ▁( T ai wan , ▁Colombia ) ▁or ▁IS DB - T b ▁( Ph ili pp ines ▁and ▁Latin ▁America ), ▁which ▁has ▁do z ens ▁of ▁carri ers ▁within ▁the ▁channel . ▁ ▁Channel ▁ 3 7 ▁is ▁reserved ▁for ▁radio ▁astronom y ▁in ▁the ▁United ▁States , ▁Canada , ▁B erm uda , ▁Bel ize , ▁and ▁the ▁Bah am as , ▁thus ▁there ▁are ▁no ▁television ▁stations ▁assigned ▁to ▁it . ▁Mexico ▁also ▁inform ally ▁obser ves ▁a ▁ban ▁on ▁transmit ters ▁using ▁this ▁channel . ▁ ▁Japan ▁ ▁Note : ▁Ch annels ▁ 1 3 - 6 2 ▁are ▁used ▁for ▁analog ▁and ▁digital ▁TV ▁broadcast ing . ▁ ▁Fre quency ▁spacing ▁for ▁each ▁channel ▁in ▁Japan ▁is ▁the ▁same ▁as ▁in ▁the ▁countries ▁listed ▁above , ▁but ▁the ▁channel ▁numbers ▁are ▁ 1 ▁lower ▁than ▁in ▁those ▁countries ; ▁for ▁example , ▁channel ▁ 1 3 ▁in ▁Japan ▁is ▁on ▁the ▁same ▁frequency ▁as ▁channel ▁ 1 4 ▁in ▁North ▁and ▁South ▁America ▁( most ▁countries ), ▁South ▁Korea , ▁Taiwan , ▁and ▁the ▁Philippines . ▁ ▁United ▁Kingdom , ▁Ireland , ▁Hong ▁Kong , ▁Mac au , ▁F alk land ▁Islands ▁and ▁Southern ▁Africa NOT E : ▁Ch annels ▁ 2 1 ▁to ▁ 6 0 ▁used ▁for ▁D VB - T ▁Digital ▁TV ▁broadcast