On June 20, 1989, the commission approved an application by changing the frequency from 1470 kHz to 650 kHz, as a way to improve reception in areas of Montreal Island; CKO's frequency change proposal was never implemented.
ˌɔn dʒˈuːn twˈɛnti, nˈaɪntiːnhˈʌndɹɪd ˈeɪɾi nˈaɪn, ðə kəmˈɪʃən ɐpɹˈuːvd ɐn ˌæplɪkˈeɪʃən baɪ tʃˈeɪndʒɪŋ ðə fɹˈiːkwənsi fɹʌm wˈʌn θˈaʊzənd fˈoːɹhˈʌndɹɪd sˈɛvənti kˈeɪ ˌeɪtʃzˈiː tə sˈɪkshˈʌndɹɪd fˈɪfti kˈeɪ ˌeɪtʃzˈiː, æz ɐ wˈeɪ tʊ ɪmpɹˈuːv ɹᵻsˈɛpʃən ɪn ˈɛɹiəz ʌv mˌɑːntɹɪˈɔːl ˈaɪlənd; sˌiːkˌeɪˈoʊz fɹˈiːkwənsi tʃˈeɪndʒ pɹəpˈoʊzəl wʌz nˈɛvɚɹ ˈɪmplɪməntᵻd.