, 0 0 0 ▁w att s ▁non - direction al , ▁the ▁highest ▁power ▁permitted ▁by ▁the ▁Federal ▁Communic ations ▁Commission . ▁ ▁But ▁because ▁ 1 5 5 0   k Hz ▁is ▁a ▁Canadian ▁clear ▁channel ▁frequency , ▁at ▁night , ▁the ▁station ▁must ▁reduce ▁power ▁to ▁ 1 2 , 0 0 0 ▁w att s ▁and ▁use ▁a ▁direction al ▁anten na ▁pattern ▁to ▁protect ▁C BE F ▁W inds or , ▁Ontario , ▁the ▁Class ▁A ▁station ▁on ▁the ▁frequency . ▁ ▁Program ming ▁K K O V ▁broadcast s ▁a ▁bro ker ed ▁foreign ▁language ▁format . ▁ ▁History ▁The ▁station ▁first ▁signed ▁on ▁the ▁air ▁on ▁August ▁ 1 0 , ▁ 1 9 6 3 ▁as ▁" K G AR ," ▁broadcast ing ▁at ▁ 1 0 , 0 0 0 ▁w att s ▁around ▁the ▁clock . ▁ ▁Over ▁the ▁years , ▁the ▁station ▁changed ▁ownership ▁and ▁formats ▁several ▁times , ▁and ▁its ▁power ▁was ▁boost ed ▁to ▁ 5 0 , 0 0 0 ▁w att s ▁by ▁day , ▁ 1 2 , 0 0 0 ▁w att s ▁by ▁night . ▁ ▁It ▁was ▁assigned ▁the ▁call ▁sign ▁" K K O V " ▁by ▁the ▁F . C . C . ▁on ▁January ▁ 2 6 , ▁ 2 0 1 1 . ▁ ▁On ▁April ▁ 4 , ▁ 2 0 1 1 ▁K K O V ▁changed ▁its ▁format ▁from ▁adult ▁standards ▁to ▁talk , ▁brand ed