 cjrq-fm is a canadian radio station, which broadcasts in sudbury, ontario. the station uses the on-air brand q92, and airs at 92.7&nbsp;mhz on the fm band. the station airs a mainstream/active rock format. the station first aired as cjrq in 1990. from 1935 to 1990, it was an am station, airing under the call letters ckso. ==ckso== when the station began broadcasting in 1935, ckso's original frequency was at 780&nbsp;khz, until it moved to 790&nbsp;khz in 1941. for much of its history, the station was an affiliate of the cbc's trans-canada network. in 1976, 790 ckso received approval to increase their power from 10,000 watts day and 5,000 watts night to 50,000 watts, full-time. since the power increase, the station's am signal has been heard as far away as europe and some areas of the united states during the nighttime hours. ckso and sister station cigm were owned by cambrian broadcasting, who sold them to united broadcasting in 1979. cambrian was in a financial crisis due to the near-bankruptcy of its television station in the city, cici, but the sale failed to resolve the crisis. in 1986, united sold ckso and cigm to telemedia.decision crtc 86-862 as ckso, the station aired a contemporary hit radio format, distinguishing itself from competitor chno by targeting a more adult audience with adult contemporary and rock hits as opposed to chno's more youth-oriented top 40 format. during this era, the station used brandings such as "radio 79 ckso", "music radio ckso" and "favourite hits am 790". ==conversion to cjrq== on march 16, 1990, the crtc approved telemedia communications ontario inc.'s application to amend the promise of performance for cigm-fm sudbury by changing the music format from group iii (country and country-oriented) to group iv (40% pop and rock-softer; 60% pop and rock-harder). decision crtc 90-246, promise of performance for cigm-fm sudbury, crtc, march 16, 1990 two months later on may 18, 1990, ckso and cigm swapped frequencies. cigm moved to ckso's 790 slot on the am band, and ckso took on the new call letters cjrq and cigm's 92.7&nbsp;mhz fm frequency. after the 1990 swap, the ckso call sign no longer existed in the
1935_establishments_in_Ontario Active_rock_radio_stations_in_Canada Radio_stations_established_in_1935 Radio_stations_in_Greater_Sudbury Rogers_Communications_radio_stations