▁popular ▁stations . ▁Music ▁played ▁was ▁from ▁the ▁ 1 9 7 0 s , ▁ 1 9 8 0 s , ▁ 1 9 9 0 s ▁& ▁today ▁with ▁all ▁announ cers ▁and ▁voice ▁o vers ▁local . ▁ ▁History ▁ ▁Radio ▁ 4 X O ▁broadcast ▁first ly ▁on ▁ 1 2 1 0 ▁AM ▁( sh ifting ▁to ▁ 1 2 0 6 ▁AM ▁in ▁ 1 9 7 8 ▁when ▁the ▁AM ▁frequencies ▁in ▁New ▁Zealand ▁were ▁adjust ed ▁to ▁ 9 ▁k Hz ▁spacing ), ▁before ▁adding ▁a ▁s tere o ▁broadcast ▁on ▁ 9 7 . 4 ▁FM ▁in ▁ 1 9 9 0 . ▁It ▁broadcast ▁throughout ▁the ▁ 1 9 7 0 s ▁and ▁ 1 9 8 0 s , ▁mainly ▁from ▁stud ios ▁in ▁Radio ▁House ▁in ▁Lower ▁Stuart ▁Street ▁( central ▁Dun ed in ). ▁In ▁the ▁mid - 9 0 s ▁the ▁station ▁moved ▁to ▁the ▁seven ▁store y ▁Radio ▁O tag o ▁House ▁Building ▁from ▁which ▁Radio Work s ▁still ▁oper ates ▁its ▁stations ▁- ▁including ▁Radio ▁Dun ed in ▁which ▁remains ▁live ▁and ▁local . ▁▁ 4 X O ▁could ▁be ▁heard ▁throughout ▁O tag o . ▁During ▁the ▁early ▁' 9 0 s , ▁ 4 X O ▁broadcast ▁a ▁network ▁show ▁at ▁night ▁across ▁other ▁stations ▁in ▁the ▁Radio ▁O tag o ▁group , ▁including ▁Radio ▁Central ▁in ▁Alex andra / C rom well / W an aka . ▁ ▁The ▁station ' s ▁final ▁s