CKDO (1580
kHz
The hertz (symbol: Hz) is the unit of frequency in the International System of Units (SI), equivalent to one event (or cycle) per second. The hertz is an SI derived unit whose expression in terms of SI base units is s−1, meaning that on ...
) is a
commercial
Commercial may refer to:
* a dose of advertising conveyed through media (such as - for example - radio or television)
** Radio advertisement
** Television advertisement
* (adjective for:) commerce, a system of voluntary exchange of products and s ...
AM radio station
Radio broadcasting is transmission of audio (sound), sometimes with related metadata, by radio waves to radio receivers belonging to a public audience. In terrestrial radio broadcasting the radio waves are broadcast by a land-based radio ...
in
Oshawa
Oshawa ( , also ; 2021 population 175,383; CMA 415,311) is a city in Ontario, Canada, on the Lake Ontario shoreline. It lies in Southern Ontario, approximately east of Downtown Toronto. It is commonly viewed as the eastern anchor of the G ...
,
Ontario
Ontario ( ; ) is one of the thirteen provinces and territories of Canada.Ontario is located in the geographic eastern half of Canada, but it has historically and politically been considered to be part of Central Canada. Located in Central Ca ...
,
Canada
Canada is a country in North America. Its ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, covering over , making it the world's second-largest country by tot ...
, serving the eastern suburbs of the
Greater Toronto Area
The Greater Toronto Area, commonly referred to as the GTA, includes the City of Toronto and the regional municipalities of Durham, Halton, Peel, and York. In total, the region contains 25 urban, suburban, and rural municipalities. The Greater T ...
. The station airs a
classic hits
Classic hits is a radio format which generally includes songs from the top 40 music charts from the late 1960s to the early 2000s, with music from the 1980s serving as the core of the format. Music that was popularized by MTV in the early 1980s ...
/
oldies
Oldies is a term for musical genres such as pop music, rock and roll, doo-wop, surf music (broadly characterized as classic rock and pop rock) from the second half of the 20th century, specifically from around the mid-1950s to the 1980s, as we ...
format
Format may refer to:
Printing and visual media
* Text formatting, the typesetting of text elements
* Paper formats, or paper size standards
* Newspaper format, the size of the paper page
Computing
* File format, particular way that informatio ...
and is owned by
Durham Radio
Durham Radio, Inc. is an Oshawa, Ontario-based radio broadcaster. The company owns six radio stations and their associated repeaters, which are primarily located in the Golden Horseshoe region of Southern Ontario.
In 2021, Durham Radio received ...
Inc. CKDO is one of only two radio stations in Canada that broadcast on 1580
kHz
The hertz (symbol: Hz) is the unit of frequency in the International System of Units (SI), equivalent to one event (or cycle) per second. The hertz is an SI derived unit whose expression in terms of SI base units is s−1, meaning that on ...
. The other is
CBPK
Weatheradio Canada (french: Radiométéo Canada) is a Canadian weather radio network owned and operated by Environment and Climate Change Canada's Meteorological Service of Canada division that is an official partner of the U.S. National Weather ...
, a 50-watt weather information station in
Revelstoke,
British Columbia
British Columbia (commonly abbreviated as BC) is the westernmost province of Canada, situated between the Pacific Ocean and the Rocky Mountains. It has a diverse geography, with rugged landscapes that include rocky coastlines, sandy beaches, ...
.
CKDO is powered at 10,000
watt
The watt (symbol: W) is the unit of power or radiant flux in the International System of Units (SI), equal to 1 joule per second or 1 kg⋅m2⋅s−3. It is used to quantify the rate of energy transfer. The watt is named after James Wa ...
s, using a
directional antenna
A directional antenna or beam antenna is an antenna which radiates or receives greater power in specific directions allowing increased performance and reduced interference from unwanted sources. Directional antennas provide increased performance ...
with a two-
tower array. It is a
clear channel,
Class A station. The
transmitter
In electronics and telecommunications, a radio transmitter or just transmitter is an electronic device which produces radio waves with an antenna (radio), antenna. The transmitter itself generates a radio frequency alternating current, which i ...
is on Courtice Road in
Clarington
Clarington (2021 population 101,427) is a lower-tier municipality in the Regional Municipality of Durham in Ontario, Canada. It was incorporated in 1973 as the town of Newcastle with the merging of the town of Bowmanville, the Village of Newcastl ...
. Programming is also heard on
FM rebroadcaster CKDO-FM-1 at 107.7
MHz
The hertz (symbol: Hz) is the unit of frequency in the International System of Units (SI), equivalent to one event (or cycle) per second. The hertz is an SI derived unit whose expression in terms of SI base units is s−1, meaning that one he ...
and on 95.9
CJKX-FM
CJKX-FM is a Canadian radio station. Although its official city of licence is Ajax, Ontario, the station operates from studios in Oshawa, Ontario with co-owned stations CKDO and CKGE-FM. Airing at 95.9 FM, the station broadcasts a country format ...
-HD3.
History
On October 5,
1946
Events January
* January 6 - The 1946 North Vietnamese parliamentary election, first general election ever in Vietnam is held.
* January 7 – The Allies recognize the Austrian republic with its 1937 borders, and divide the country into f ...
, CKDO first
signed on
Signing may refer to:
* Using sign language
* Signature
A signature (; from la, signare, "to sign") is a handwritten (and often stylized) depiction of someone's name, nickname, or even a simple "X" or other mark that a person writes on do ...
. It was launched by T. W. Elliott, an executive with the Canadian division of
General Motors
The General Motors Company (GM) is an American Multinational corporation, multinational Automotive industry, automotive manufacturing company headquartered in Detroit, Michigan, United States. It is the largest automaker in the United States and ...
. Its original frequency was 1240
kilocycle
The cycle per second is a once-common English name for the unit of frequency now known as the hertz (Hz). The plural form was typically used, often written cycles per second, cycles/second, c.p.s., c/s, or, ambiguously, just cycles (Cy./Cyc.). The ...
s.
In 1950, Elliott sold the station to Lakeland Broadcasting, who changed the
call sign
In broadcasting and radio communications, a call sign (also known as a call name or call letters—and historically as a call signal—or abbreviated as a call) is a unique identifier for a transmitter station. A call sign can be formally assigne ...
to CKLB. The station moved to AM 1350 in 1956. The following year, Lakeland launched an FM sister station,
CKLB-FM
CKLB is a Canadian radio station, broadcasting at 101.9 FM in Yellowknife, Northwest Territories. Owned by the Native Communications Society of the Northwest Territories, the station was licensed in 1985 (originally as CKNM-FM) and broadcasts ...
. In 1979, the stations were acquired by Grant Broadcasting, and CKLB adopted the new call letters CKAR. (The former
CKAR call sign is now used at a radio station in
Huntsville
Huntsville is a city in Madison County, Limestone County, and Morgan County, Alabama, United States. It is the county seat of Madison County. Located in the Appalachian region of northern Alabama, Huntsville is the most populous city in th ...
).
In 1990, Grant Broadcasting sold the stations to
Power Broadcasting. In 1992, Power readopted the station's original CKDO call sign and an
oldies
Oldies is a term for musical genres such as pop music, rock and roll, doo-wop, surf music (broadly characterized as classic rock and pop rock) from the second half of the 20th century, specifically from around the mid-1950s to the 1980s, as we ...
format. In 1996, the station moved to an
adult contemporary
Adult contemporary music (AC) is a form of radio-played popular music, ranging from 1960s vocal and 1970s soft rock music to predominantly ballad-heavy music of the present day, with varying degrees of easy listening, pop, soul, R&B, quie ...
format, sometimes simulcasting the programming of its FM sister station and other times airing its own distinct programming schedule.
In 2000,
Corus Entertainment
Corus Entertainment Inc. is a Canadian mass media company. Formed in 1999 as a spin-off from Shaw Communications, it has prominent holdings in the radio, publishing, and television industries. It is headquartered at Corus Quay in Toronto, Onta ...
acquired the stations. In February 2001, Corus tried adding CKDO to its short-lived
talk radio
Talk radio is a radio format containing discussion about topical issues and consisting entirely or almost entirely of original spoken word content rather than outside music. Most shows are regularly hosted by a single individual, and often featur ...
network (also consisting of
CHML in
Hamilton Hamilton may refer to:
People
* Hamilton (name), a common British surname and occasional given name, usually of Scottish origin, including a list of persons with the surname
** The Duke of Hamilton, the premier peer of Scotland
** Lord Hamilt ...
,
CFPL in
London
London is the capital and largest city of England and the United Kingdom, with a population of just under 9 million. It stands on the River Thames in south-east England at the head of a estuary down to the North Sea, and has been a majo ...
,
CKRU
CKRU-FM (100.5 Hertz, MHz) is a commercial radio, commercial radio station in Peterborough, Ontario, Peterborough, Ontario, Canada. It broadcasts a hot adult contemporary radio format, format. CKRU-FM is owned by Corus Entertainment and is brande ...
in
Peterborough
Peterborough () is a cathedral city in Cambridgeshire, east of England. It is the largest part of the City of Peterborough unitary authority district (which covers a larger area than Peterborough itself). It was part of Northamptonshire until ...
,
CFFX
CKWS-FM is a Canadian radio station, broadcasting at 104.3 FM in Kingston, Ontario. The station airs a hot adult contemporary format branded on-air as ''104.3 Fresh Radio''. The station is owned by Corus Entertainment, which also owns CFMK-FM ...
in
Kingston
Kingston may refer to:
Places
* List of places called Kingston, including the five most populated:
** Kingston, Jamaica
** Kingston upon Hull, England
** City of Kingston, Victoria, Australia
** Kingston, Ontario, Canada
** Kingston upon Thames, ...
and
CJOY in
Guelph
Guelph ( ; 2021 Canadian Census population 143,740) is a city in Southwestern Ontario, Canada. Known as "The Royal City", Guelph is roughly east of Kitchener and west of Downtown Toronto, at the intersection of Highway 6, Highway 7 and Wel ...
), but the station returned to the
oldies
Oldies is a term for musical genres such as pop music, rock and roll, doo-wop, surf music (broadly characterized as classic rock and pop rock) from the second half of the 20th century, specifically from around the mid-1950s to the 1980s, as we ...
format by the summer of that year.
In 2003, CKDO and CKGE were acquired by their current owner, Durham Radio Inc.
Durham established an FM rebroadcaster in 2005. The station had originally been approved by the CRTC in 2004, conditional on choosing a frequency other than 107.7, for which the station had originally applied.
On August 13, 2006, CKDO moved from 1350 to 1580 kHz, taking over a
Class A,
clear-channel frequency and inheriting its protections against interference.
Broadcasting Decision CRTC 2005-542
/ref> The 1580 frequency had originally been the home of CBJ CBJ may refer to:
* CBJ-FM, a French-language Canadian radio station
* cbj (publisher), a German publisher
* Brazilian Judo Confederation, or ''Confederação Brasileira de Judô''
* Central Bank of Jordan, the central bank of Jordan
* '' Christi ...
in Chicoutimi, Quebec, before that Ici Radio-Canada station migrated to the FM dial. CKDO operates at the minimum power required to broadcast on a clear-channel frequency, 10,000 watts.
The CKDO call sign was previously used by an unrelated station in Baie-Comeau, Quebec, which operated at 92.5 FM from 1988 to 1991.
References
External links
107.7 FM & 1580 AM CKDO
*
Radio-Locator information on CKDO
*
Kdo
Oshawa
Kdo
Radio stations established in 1946
1946 establishments in Ontario
Former Corus Entertainment subsidiaries
Clear-channel radio stations
{{Ontario-radio-station-stub