However, one channel, the Aboriginal Peoples Television Network, implements the separation at the border between Manitoba and Saskatchewan. would typically be available at 9:00 p.m. Eastern Time in Ontario not airing in Manitoba until midnight CT (whereas an equivalent program in the U.S. The separation between feeds is typically implemented at the border between Manitoba and Ontario, which may result in a program that airs at 10:00 p.m. The Eastern feed airs programs on an Eastern Time schedule, while the Western feed airs the same programming on a three-hour delay. Some specialty channels do operate two separate broadcast feeds for Eastern and Western Canada. Even many long-standing specialty channels with a general entertainment format use a single national feed, though in many cases they will repeat core primetime programming three hours after first broadcast, such that programs can be promoted as airing at the same time in both the Eastern and Pacific time zones. This includes all French language channels, as they predominantly serve Francophone areas of the country, mostly in Quebec (almost all of which observes Eastern Time). The vast majority of specialty cable and satellite television channels in Canada each operate a single feed which is distributed in all time zones. with access to Canadian broadcast networks. Conversely, live shows aired in Canada are frequently televised simultaneously for some viewers in the U.S. shows are also aired simultaneously in all of Canada, including for viewers in the Pacific Coast (unlike in the United States where some viewers on the same side of the continent depend on tape-delayed broadcasts for some otherwise live events). For instance, live shows in Canada are aired to entirety at the same time in all time zones based on Eastern time. Unlike in the United States, virtually all live events, including live entertainment shows and sports television, are simultaneously broadcast nationwide in Canada. However, networked stations follow the schedule grids of their sister stations in Manitoba (which are in Central Time, but do observe DST) year-round, and do not follow the scheduling patterns of their Alberta counterparts when DST is in effect. Saskatchewan does not observe Daylight Saving Time, and matches Mountain Daylight Time when DST is in effect. MT), in order to maximize simsub opportunities. stations historically carried on television providers in their respective markets (such as Boston in Atlantic Canada, and Spokane in Alberta), meaning that stations may air certain programs out of pattern in comparison to other markets (such as airing a show scheduled at 8 p.m. This can affect how commercial broadcasters schedule their programming outside of Eastern, Central, and Pacific Time areas: the Atlantic and Mountain time zones are one hour ahead of the U.S. broadcast stations on local pay television to be 'substituted' with the Canadian station's signal if they are airing the same program. In order to protect local advertising revenue, the ' simsub' rules allow broadcast stations to require feeds of U.S. CBC Television and CTV created delay centres in Calgary in the early 1960s in order to allow programming to air in each time zone based on the region. In Canada Broadcast networks Ĭanadian broadcasting networks, with six time zones and a much larger percentage of its audience residing in the Mountain Time Zone than in the Central Time Zone, are sometimes able to avoid the issues that affect American programming by airing pre-recorded programs on local time. This requires broadcast and pay television networks in each country to shift programs in time to show them in different regions. Mexico has four time zones (Pacific, Mountain, Central, and Eastern). Canada also has six time zones (Pacific, Mountain, Central, Eastern, Atlantic and Newfoundland). The United States (excluding territories) has six time zones ( Hawaii–Aleutian, Alaska, Pacific, Mountain, Central and Eastern), with further variation in the observance of daylight saving time. The scheduling of television programming in North America (namely the United States, Canada, and Mexico) must cope with different time zones. Map of time zones in Canada and the United States. ( Learn how and when to remove this template message) JSTOR ( March 2011) ( Learn how and when to remove this template message).

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