TAB Trackside began television broadcasting in 1992 as Action TV - a free-to-air UHF station that only broadcast during live racing events. In 1993, it changed its name to Trackside. From 1994, Sky Television began using broadcasting Discovery Channel to subscribers when Trackside was in closedown. The station received a dedicated channel on the new Sky Digital platform in 1999, which began broadcasting 18 hours a day from 2004 and 24 hours a day from 2007. In addition to live New Zealand racing, the channel introduced racing replay, preview and review shows, and live racing and racing shows from Australia. The channel began broadcasting in widescreen from 15 December 2008.
