British Columbia, Southern B.C. Interior

CBTK-FM (Radio One), Kelowna

, Canadian Broadcasting Corp.

1987
CBTK-FM 88.9  signed on the air in November.

1988
On August 2, the CBC was given approval to change the program source for CBTK-FM from CBU-AM Vancouver to programs received part-time from studios in Kelowna and part-time from CBU. The Corporation establish a storefront production bureau in Kelowna staffed by four persons and produced a 3-hour weekday morning program.

The following transmitters rebroadcast the programming offered by CBTK: CBYU-FM Alexis Creek, CBWA Ashcroft, CBYO-FM Barriere, CBKM Blue River, CBUD-FM Bonnington, CBXH Boss Mountain, CBRZ Bralorne, CBKS Cache Creek, CBYC-FM Canal Flats, CBUD Castlegar, CBUH Chase, CBRI Christina Lake, CBKZ Clearwater, CBUU Clinton,  CBXH Cooper Creek, CBRR-FM Cranbrook, CBTE-FM Crawford Bay, CBRM Creston, CBRM-FM Creston, CBWD Donald, CBXW Edgewood, CBYX-FM Enderby, CBTN-FM Fernie, CBTF-FM Falkland, CBRD Field, CBTG Gold Bridge, CBXE-FM Golden,  CBRJ Grand Forks, CBRO Greenwood, CBKW Jaffray, CBYK-FM Kamloops, CBUG Kaslo, CBKY Keremeos, CBRK Kimberley, CBUY Lac La Hache, CBUQ Lake Windermere, CBUL Lillooet, CBYE-FM Logan Lake, CBYL-FM Lumby, CBRE Lytton, CBTY-FM Lytton, CBUP Merritt, CBXA Mica Dam, CBXS Midway, CBUM Nakusp,  CBYN-FM Nelson, CBUI New Denver, CBRN-FM North Bend, CBUS 100 Mile House, CBUS-FM 100 Mile House, CBUB-FM Osoyoos, CBKR Parson, CBTP-FM Penticton, CBRP Princeton, CBKV Radium Hot Springs, CBRA Revelstoke, CBYR-FM Rock Creek, CBUN Salmo, CBUC Salmon Arm, CBKN Shalalth, CBUJ Slocan, CBKX Sorrento, CBYS-FM Sparwood, CBTA-FM Trail, CBYZ-FM Vavenby, CBYV-FM Vernon, and CBRL Williams Lake.

1995
CBC Radio added overnight programming to its schedule on May 1, with "CBC Radio Overnight". The programming started out on certain CBC stations and was expanded to all of its stations by September. The program aired between 1:00 and 6:00 a.m. (local time) and offered reports from public broadcasters in 25 countries, with Canadian news on the hour. The program service was provided by the World Radio Network in London, England.

1997

On September 1, the CBC Radio network (CBC Radio) was renamed "CBC Radio One".

2001
At this time, CBTK-FM Kelowna operated the following transmitters: CBUS-FM 100 Mile House, CBYU-FM Alexis Creek, CBWA Ashcroft, CBYO-FM Barriere, CBKM Blue River,  CBUD-FM Bonnington Falls, CBRZ Bralorne, CBKS Cache Creek, CBYC-FM Canal Flats, CBUH-FM Chase, CBRO-FM Christina Lake, CBKZ Clearwater, CBUU Clinton, CBXH Cooper Creek, CBRR-FM Cranbrook, CBTE-FM Crawford Bay, CBTS-FM Creston, CBWD Donald Station, CBXW Edgewood, CBYX-FM Enderby, CBTF-FM Falkland, CBTN-FM Fernie, CBRD Field, CBTG Gold Bridge, CBXE-FM Golden,   CBRJ Grand Forks, CBYK-FM Kamloops, CBUG Kaslo, CBKY Keremeos, CBRK Kimberley, CBUL Lillooet, CBYE-FM Logan Lake, CBYL-FM Lumby, CBTY-FM Lytton, CBUP Merritt, CBXA Mica Dam, CBUM Nakusp, CBYN-FM Nelson, CBUI New Denver, CBRN-FM North Bend, CBUB-FM Osoyoos, CBKR Parson, CBTP-FM Penticton, CBRJ-FM Phoenix, CBRG-FM Princeton, CBUQ-FM Radium Hot Springs, CBTO-FM Revelstoke, CBYR-FM Rock Creek, CBUN Salmo, CBUC-FM Salmon Arm, CBKN Shalalth, CBYS-FM Sparwood, CBTA-FM Trail, CBYZ-FM Vavenby, CBYV-FM Vernon, CBRL Williams Lake, and CBUJ-FM Winlaw. CBTK-FM broadcast approximately 15 hours and 15 minutes of local programming each week from Kelowna.

2009
On May 19 the licence for CBTK-FM was renewed by the CRTC. The renewal included the following rebroadcasters: CBKM Blue River, CBKN Shalalth, CBKR Parson, CBKS Cache Creek, CBKY Keremeos, CBKZ Clearwater, CBRD Field, CBRJ Grand Forks, CBRK Kimberley, CBRL Williams Lake, CBRZ Bralorne, CBTG Gold Bridge, CBUG Kaslo, CBUI New Denver, CBUL Lillooet, CBUM Nakusp, CBUN Salmo, CBUP Merritt, CBUU Clinton, CBWA Ashcroft, CBWD Donald, CBXA Mica Dam, CBXH Cooper Creek, CBXW Edgewood, CBRG-FM Princeton, CBRJ-FM Phoenix (Greenwood), CBRN-FM North Bend, CBRO-FM Christina Lake, CBRR-FM Cranbrook, CBTA-FM Trail, CBTE-FM Crawford Bay, CBTF-FM Falkland, CBTN-FM Fernie, CBTO-FM Revelstoke, CBTP-FM Penticton, CBTS-FM Creston, CBTY-FM Lytton, CBUB-FM Osoyoos, CBUC-FM Salmon Arm, CBUD-FM Bonnington Falls, CBUH-FM Chase, CBUJ-FM Winlaw, CBUQ-FM Radium Hot Springs, CBUS-FM 100 Mile House, CBXE-FM Golden, CBYC-FM Canal Flats, CBYE-FM Logan Lake, CBYK-FM Kamloops, CBYL-FM Lumby, CBYN-FM Nelson, CBYO-FM Barriere, CBYR-FM Rock Creek, CBYS-FM Sparwood, CBYU-FM Alexis Creek, CBYV-FM Vernon, CBYX-FM Enderby, and CBYZ-FM Vavenby.

2010
On August 9, the CRTC administratively renewed the licence of CBTK-FM (and its transmitters) to August 31, 2011.

2011
On August 25, the CRTC administratively renewed the licence for CBTK-FM and its transmitters to March 1, 2013.

On October 26, the CRTC approved an application by the CBC to amend the licence for CBTK-FM Kelowna, by adding a new FM transmitter in Lillooet. The new transmitter would replace the CBC's existing low-power transmitter in Lillooet and operate at 92.7 MHz (channel 224A1) with an effective radiated power of 90 watts (non-directional antenna with an effective height of antenna above average terrain of -816.5 metres). The CBC submitted this application following a request by the city of Lillooet to relocate its current AM rebroadcasting transmitter to an alternate site designated by the city. Instead of building a new AM transmitter site, CBC proposed to install an FM mono rebroadcasting transmitter.

On December 15, the CRTC approved the application by the CBC to amend the licence for CBTK-FM Kelowna in order to operate a nested low-power FM rebroadcasting transmitter at Field to replace its existing AM transmitter CBRD. The new transmitter would operate on 97.1 MHz (channel 246LP) with an effective radiated power of 9 watts (non-directional antenna with an effective height of antenna above average terrain of -502.4 metres). The licensee indicated that the transition to FM was necessary to keep from adding infrastructure inside the National Park and that this option would also greatly improve the quality of service. The CBC also indicated that it wished to relinquish its authority for CBRD and delete it from the CBTK-FM licence once the FM transmitter was approved. 

Chris Walker became the new morning host at CBC Radio Kelowna on September 6. A new afternoon show began in October with Rebecca Zandbergen as host.

2012
On March 30, the CRTC approved the application by the Canadian Broadcasting Corporation for a broadcasting licence to operate an English-language FM radio station in Kamloops. The Commission also approved, subject to an amendment, the application by the CBC to amend the licence for CBTK-FM Kelowna in order to delete various transmitters from that licence. More... Finally, the Commission approved the application by the CBC to add the above-noted transmitters of CBTK-FM to the broadcasting licence for the new FM radio station in Kamloops. The new Kamloops station would replace the CBC's existing transmitter CBYK-FM. The following transmitters would be deleted from the licence of CBTK-FM Kelowna and added to the licence of the new Kamloops station: CBKM Blue River, CBKN Shalalth, CBKS Cache Creek, CBKZ Clearwater, CBRL Williams Lake, CBRN-FM Northbend, CBRZ Bralorne, CBTF-FM Falkland, CBTG Gold Bridge, CBTO-FM Revelstoke, CBTY-FM Lytton, CBUH-FM Chase, CBUL Lillooet, CBUP Merritt, CBUS-FM 100 Mile House, CBUU Clinton, CBWA Ashcroft, CBXA Mica Dam, CBYE-FM Logan Lake, CBYO-FM Barriere, CBYU-FM Alexis Creek, and CBYZ-FM Vavenby. The technical parameters of these transmitters would remain unchanged. 

2013
On February 22, the CRTC administratively renewed the licences for CBTK-FM Kelowna and its transmitters to August 31, 2013.

On May 28, the CRTC renewed the licence of CBTK-FM Kelowna and its transmitters CBRG-FM Princeton, CBRJ-FM Phoenix (Greenwood), CBRO-FM Christina Lake, CBRR-FM Cranbrook, CBTA-FM Trail, CBTE-FM Crawford Bay, CBTK-FM-1 Field, CBTN-FM Fernie, CBTP-FM Penticton, CBTS-FM Creston, CBUB-FM Osoyoos, CBUC-FM Salmon Arm, CBUD-FM Bonnington Falls, CBUJ-FM Winlaw, CBUQ-FM Radium Hot Springs, CBXE-FM Golden, CBYC-FM Canal Flats, CBYL-FM Lumby, CBYN-FM Nelson, CBYR-FM Rock Creek, CBYS-FM Sparwood, CBYV-FM Vernon, CBYX-FM Enderby, CBKR Parson, CBKY Keremeos, CBRD Field, CBRJ Grand Forks, CBRK Kimberley, CBUG Kaslo, CBUH Chase, CBUI New Denver, CBUM Nakusp, CBUN Salmo, CBWD Donald, CBXH Cooper Creek and CBXW Edgewood, for a five year term, to August 31, 2018.

On August 15, the CRTC approved the deletion of transmitters CBRD Field and CBXW Edgewood from the licence of CBTK-FM Kelowna.

On October 25, the CRTC approved the CBC's request to delete the following transmitter for CBTK Kelowna: CBKR Parson.

On October 31, the CRTC approved the CBC's application to amend the for CBTK-FM Kelowna in order to operate an FM transmitter at Grand Forks to replace its AM transmitter CBRJ. The new transmitter would operate at 107.3 MHz with an average ERP of 252 watts (non-directional).

On December 11, the CRTC approved the CBC's application to amend the licences for CBYK-FM Kamloops and CBTK-FM Kelowna in order to assign the transmitter CBTO-FM Revelstoke to CBTK-FM Kelowna and to delete it from the broadcasting licence for CBYK-FM Kamloops. 

2014
On September 23, the CRTC approved the CBC's application to operate an FM transmitter at New Denver, operating on 102.5 MHz with ERP of 50 watts, replacing CBUI-AM.

                                                 Bill Dulmage - Updated September 2014