It is part of the Seven Network , one of the three main commercial television networks in Australia , and its first and oldest station , having been launched in time for the 1956 Summer Olympic Games in Melbourne .
HSV is a television station in Melbourne .
HSV is part of the Seven Network , one of the three main commercial television networks in Australia , and HSV 's first and oldest station , having been launched in time for the 1956 Summer Olympic Games Melbourne Melbourne .
HSV is a television station in Melbourne .