2JJ FM

The name of Australia's state national youth broadcaster between 1975 and 1980. Initially, '2 Double J' was an AM radio station (youth orientated/publicly funded), which first began broadcasting in January 1975, and was based in Sydney, New South Wales, Australia. On August 1st 1980 '2JJ FM' (this entity) began broadcasting on the FM band at a frequency of 105.7 MHz (again restricted to within the greater Sydney region). On January 18th 1981 the AM transmissions ceased, and '2JJJ FM' became an FM only station. Then between October 1989 to the end of 1990 the station was rebranded 'Triple J', when it became a national broadcaster.