▁FM ▁band . ▁Some ▁conver ters ▁simply ▁down - convert ▁the ▁FM ▁band ▁by ▁ 1 2   M Hz , ▁leading ▁to ▁logical ▁frequencies ▁( e . g . ▁ 7 8 . 9 ▁for ▁ 9 0 . 9 , ▁ 8 2 . 3 ▁for ▁ 9 4 . 3 , ▁etc .), ▁but ▁leaving ▁off ▁the ▁ 1 0 2 – 1 0 8   M Hz ▁band . ▁Also , ▁R DS ▁is ▁not ▁used ▁in ▁Japan , ▁whereas ▁most ▁modern ▁car ▁rad ios ▁available ▁in ▁Europe ▁have ▁this ▁system . ▁Also ▁the ▁converter ▁may ▁not ▁allow ▁pass - through ▁of ▁the ▁M W ▁band , ▁which ▁is ▁used ▁for ▁AM ▁broadcast ing . ▁A ▁better ▁solution ▁is ▁to ▁replace ▁the ▁radio ▁and ▁anten na ▁with ▁ones ▁designed ▁for ▁the ▁country ▁where ▁the ▁car ▁will ▁be ▁used . ▁▁ ▁Australia ▁had ▁a ▁similar ▁situation ▁with ▁Australian ▁TV ▁channels ▁ 3 , ▁ 4 ▁and ▁ 5 ▁that ▁are ▁between ▁ 8 8 ▁and ▁ 1 0 8   M Hz , ▁and ▁was ▁int ending ▁to ▁follow ▁Japan , ▁but ▁in ▁the ▁end ▁opt ed ▁for ▁the ▁western ▁band plan , ▁due ▁to ▁CC IR ▁rad ios ▁that ▁entered ▁the ▁country . ▁There ▁were ▁some ▁rad ios ▁sold ▁in ▁Australia ▁for ▁ 7 6 ▁to ▁ 9 0   M Hz . ▁ ▁Historic ▁U . S . ▁band plan ▁Early ▁FM ▁broadcast ing ▁in ▁North ▁America ▁originally ▁used ▁the ▁ 4 2 – 5 0   M