CHST-FM is a Canadian radio station, broadcasting at 102.3 FM in

London London is the capital and List of urban areas in the United Kingdom, 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 dow ...

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 ...

. The station uses the on-air brand and format ''

Jack Jack may refer to: Places * Jack, Alabama, US, an unincorporated community * Jack, Missouri, US, an unincorporated community * Jack County, Texas, a county in Texas, USA People and fictional characters * Jack (given name), a male given name, ...

102.3''. CHST broadcasts from the

CFPL-TV CFPL-DT (channel 10) is a television station in London, Ontario, Canada, part of the CTV 2 system. It is owned and operated by Bell Media alongside Kitchener-based CTV station CKCO-DT, channel 13 (although the two stations maintain separate oper ...

tower in Southwest London. Due to CHST's low ERP relative to some London area radio stations, its broadcast signal covers only

Middlesex Middlesex (; abbreviation: Middx) is a historic county in southeast England. Its area is almost entirely within the wider urbanised area of London and mostly within the ceremonial county of Greater London, with small sections in neighbour ...

, Elgin, and

Oxford Oxford () is a city in England. It is the county town and only city of Oxfordshire. In 2020, its population was estimated at 151,584. It is north-west of London, south-east of Birmingham and north-east of Bristol. The city is home to the ...

counties. The station's coverage to the west is impeded by co-channel WGRT in

Port Huron, Michigan Port Huron is a city in the U.S. state of Michigan and the county seat of St. Clair County. The population was 30,184 at the 2010 census. The city is adjacent to Port Huron Township but is administered separately. Located along the St. Clair ...

History

Approved by the

CRTC The Canadian Radio-television and Telecommunications Commission (CRTC; french: Conseil de la radiodiffusion et des télécommunications canadiennes, links=) is a public organization in Canada with mandate as a regulatory agency for broadcasti ...

in 1999, CHST was launched by

CHUM Limited CHUM Limited was a Canadian media company based in Toronto, Ontario in operation from 1945 to 2007. The company was founded in 1945 as York Broadcasters Limited when it launched CHUM-AM 1050 but was acquired by salesman Allan Waters in 1954. CHU ...

in 2000. It originally used the brand ''Star 102.3'' with a

hot 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, quiet ...

format, but was rebranded as the adult hits format ''

Bob FM BOB FM is the on-air brand of a number of FM radio stations in the United States and formerly in Canada. The BOB FM format mostly concentrates on album rock, alternative rock and pop hits from the 1980s and 90s, especially those popular during t ...

'' in July 2003. The station was bought out by

Glassbox Television Glassbox Television was an independent Canadian broadcasting and media company specializing in the operation of multi-platform broadcast and video-on-demand (VOD) channels, content production, and digital publishing. The company was formed in 2001 ...

in April 2005. On June 21, 2010, CTVglobemedia and Glassbox announced it had entered into an agreement to sell the station to

Rogers Media Rogers Media Inc., operating as Rogers Sports & Media, is a Canadian subsidiary of Rogers Communications that owns the company's mass media and sports properties, such as the Citytv and Omni Television terrestrial television stations, Sports ...

. The sale was approved by the

on December 22, 2010. On September 12, 2012, Rogers received approval to increase the station's

effective radiated power Effective radiated power (ERP), synonymous with equivalent radiated power, is an IEEE standardized definition of directional radio frequency (RF) power, such as that emitted by a radio transmitter. It is the total power in watts that would h ...

from 5,840 to 20,400

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 ...

s (

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 performanc ...

with a maximum ERP from 12,100 to 100,000 watts), and change its class from B1 to C1.Broadcasting Decision CRTC 2012-490
CHST-FM London – Technical change, CRTC, September 12, 2012 Following the acquisition, the station continued to use the " Bob" name (which was associated with

Bell Media Bell Media Inc. (French: ) is a Canadian company formed by the amalgamation of several companies. Establishment (2011–13) On December 9, 2011, the Ontario Teachers' Pension Plan announced the sale of its majority stake in Maple Leaf Sports ...

stations) until August 28, 2014, when it adopted the ''

Jack FM Jack FM is a radio network brand, licensed by Sparknet Communications, with the exception of the European Union where it is licensed by Oxis Media. It plays an adult hits format, in most cases not using DJs. Format characteristics Stations ...

'' brand (as with other Rogers-owned adult hits stations).

References

External links

* * * {{coord, 42, 56, 59, N, 81, 15, 52, W, type:landmark_region:CA, display=title HST HST Jack FM stations HST Radio stations established in 2000 2000 establishments in Ontario