B105 (call sign: 4BBB) is a commercial FM radio station part of Southern Cross Austereo Hit Network, broadcasting in Brisbane, Queensland, Australia, on a frequency of 105.3 MHz and DAB+. The station has undergone numerous brnading changes over the years: this lasted as "Hit B105", following as "Hit 105" and finally back to current brand in July 2020. Station play AC, Hot AC, Pop, Rock and Hits music. B105 and Southern Cross Austereo's DAB services all emanate from the TVQ Ten tower at Mount Coot-tha on equipment used by all radio broadcasters in Brisbane.

Slogan: "Brisbane's home of Hits and Old School"

Language: English.

Format: Adult Contemporary, Hot AC.

Genres: Pop, Rock.

First air date: 29 September 1930 / 26 February 1990

Call sign: 4BBB

Owner: Southern Cross Austereo

Broadcast area: Brisbane, Gold Coast, Ipswich, Sunshine Coast, Tweed Heads

Sister stations


  • Stav, Abby & Matt Stav, Abby & Matt 6-9am Weekdays
  • Ellie Ellie E.Angel 9am-12pm Weekdays
  • Brad Brad 12-3pm Weekdays
  • Brisbane News. Brisbane News.



  • Brisbane 10.5.3


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