a station in this class will usually not have a conventional call sign, but will instead be identified in a naming format consisting of a four-digit number preceded by the letters CH for a television station or VF for a radio station.

The regulation of spectrum space is strict in Canada, as well having restrictions on second and third adjacent channels, along with other protections for AM and FM commercial radio. In addition, because there have been a few cases that found that FM frequencies have caused interference to the