GTS/BKN, known on-air as Southern Cross Television, is an Australian regional television station serving the Spencer Gulf of South Australia and the Broken Hill area of New South Wales. Based in Port Pirie, South Australia with a satellite office in Broken Hill and studio and playout facilities based in Canberra, the station's name originates from the original Port Pirie and Broken Hill stations' callsigns, GTS-4 Port Pirie and BKN-7 Broken Hill.