R
RandTV
Guest
1949
KFMB Ch. 8 signs on as a CBS affiliate, with secondary affiliations with ABC, NBC and DuMont (May 16).
1953
XETV Ch. 6, based and licensed in Tijuana, signs on as an independent (Feb. 18).
KFSD Ch. 10 signs on as an NBC affiliate (Sept. 13).
1956
XETV Ch. 6 becomes an ABC affiliate (Apr. 5).
1957
XETV Ch. 6 opens a new facility in San Diego while it retains its Tijuana license.
1960
XEWT Ch. 12, based and licensed in Tijuana, signs on as a Spanish-language independent (July 18).
1961
KFSD Ch. 10 changes its call to KOGO (Mar. 1).
1965
KAAR Ch. 39 signs on as an independent (Nov. 14).
1967
KEBS Ch. 15 sign on as an NET affiliate (June 25).
1968
KAAR Ch. 39 briefly goes off the air, and returns as KCST on February 2.
1970
As NET becomes PBS, KEBS Ch. 15 changes its call to KPBS. (Oct. 5)
1972
KOGO Ch. 10 changes its call to KGTV (June 1).
1973
XETV Ch. 6 (ABC) and KCST Ch. 39 (Independent) swap affiliations in two stages; KCST acquires ABC's weekday programing on June 4, and its remaining programing on July 1.
1975
XEWT Ch. 12 becomes a SIN (Spanish International Network; renamed Univision in 1987) affiliate.
1977
KCST Ch. 39 (ABC) and KGTV Ch. 10 (NBC) swap affiliations (June 27).
1982
KUSI Ch. 51 signs on as an independent (Sept. 13).
1984
KTTY Ch. 69 signs on as an independent (Oct. 1).
1986
XETV Ch. 6 becomes a Fox affilate. (Oct. 9)
1988
KCST Ch. 39 changes its call to KNSD. (Sept. 16)
1990
KBNT Ch. 19 sign on, acquiring its Univision affiliation from XEWT Ch. 12. (Jan. 1)
XHAS Ch. 33, serving only Tijuana since its 1981 inception, becomes San Diego's Telemundo affiliate. (Sept.)
1995
KTTY Ch. 69 becomes a WB affiliate. (Jan. 11)
KUSI Ch. 51 becomes a UPN affiliate. (Jan. 16)
1996
KTTY Ch. 69 changes its call to KSWB. (Aug. 16)
1998
KUSI Ch. 51 drops its UPN affiliation and reverts to independent (Jan. 16). The San Diego market continues to receive UPN from Los Angeles affilate KCOP Ch. 13.
2006
KSWB Ch. 69 becomes a CW affiliate.
2008
XETV Ch. 6 (Fox) and KSWB Ch. 69 (CW) swap affiliations (Aug. 1).
2017 (post-analog era)
XETV Ch. 6 becomes a Spanish-language station as an affilate of the Mexican Canal 5 (cinco) network, while the CW affiliation moves to KFMB Ch. 8's substation KFMB-DT2 (May 31).
KFMB Ch. 8 signs on as a CBS affiliate, with secondary affiliations with ABC, NBC and DuMont (May 16).
1953
XETV Ch. 6, based and licensed in Tijuana, signs on as an independent (Feb. 18).
KFSD Ch. 10 signs on as an NBC affiliate (Sept. 13).
1956
XETV Ch. 6 becomes an ABC affiliate (Apr. 5).
1957
XETV Ch. 6 opens a new facility in San Diego while it retains its Tijuana license.
1960
XEWT Ch. 12, based and licensed in Tijuana, signs on as a Spanish-language independent (July 18).
1961
KFSD Ch. 10 changes its call to KOGO (Mar. 1).
1965
KAAR Ch. 39 signs on as an independent (Nov. 14).
1967
KEBS Ch. 15 sign on as an NET affiliate (June 25).
1968
KAAR Ch. 39 briefly goes off the air, and returns as KCST on February 2.
1970
As NET becomes PBS, KEBS Ch. 15 changes its call to KPBS. (Oct. 5)
1972
KOGO Ch. 10 changes its call to KGTV (June 1).
1973
XETV Ch. 6 (ABC) and KCST Ch. 39 (Independent) swap affiliations in two stages; KCST acquires ABC's weekday programing on June 4, and its remaining programing on July 1.
1975
XEWT Ch. 12 becomes a SIN (Spanish International Network; renamed Univision in 1987) affiliate.
1977
KCST Ch. 39 (ABC) and KGTV Ch. 10 (NBC) swap affiliations (June 27).
1982
KUSI Ch. 51 signs on as an independent (Sept. 13).
1984
KTTY Ch. 69 signs on as an independent (Oct. 1).
1986
XETV Ch. 6 becomes a Fox affilate. (Oct. 9)
1988
KCST Ch. 39 changes its call to KNSD. (Sept. 16)
1990
KBNT Ch. 19 sign on, acquiring its Univision affiliation from XEWT Ch. 12. (Jan. 1)
XHAS Ch. 33, serving only Tijuana since its 1981 inception, becomes San Diego's Telemundo affiliate. (Sept.)
1995
KTTY Ch. 69 becomes a WB affiliate. (Jan. 11)
KUSI Ch. 51 becomes a UPN affiliate. (Jan. 16)
1996
KTTY Ch. 69 changes its call to KSWB. (Aug. 16)
1998
KUSI Ch. 51 drops its UPN affiliation and reverts to independent (Jan. 16). The San Diego market continues to receive UPN from Los Angeles affilate KCOP Ch. 13.
2006
KSWB Ch. 69 becomes a CW affiliate.
2008
XETV Ch. 6 (Fox) and KSWB Ch. 69 (CW) swap affiliations (Aug. 1).
2017 (post-analog era)
XETV Ch. 6 becomes a Spanish-language station as an affilate of the Mexican Canal 5 (cinco) network, while the CW affiliation moves to KFMB Ch. 8's substation KFMB-DT2 (May 31).