RSN's programming was previously syndicated to racing radio services in Tasmania and the Australian Capital Territory, however as of 2024 it broadcasts to the state of Victoria only.
In 2021, Racing Victoria took control of the thoroughbred industry's stake in RSN via its integrated media arm,[2] making it a sister to its television station and web site, Racing.com.
3UZ's first lineup saw Keith Cooke engaged as chief announcer, with Leslie Dobson, George Cowley, Dulcie Cherry and Gertrude Hutton included as the first "night artists".
Over the sixty years between 1925 and 1985, the station achieved consistent top ratings as "The Greater 3UZ", with stars including Stan "The Man" Rofe, Eric "Tiny" Snell, John McMahon, Nicky Whitta, Graham Kennedy, Happy Hammond, Allan Lappan, Don Lunn, Ken Sparkes, John Vertigan, Neil Thompson, Martha Gardener, Stephanie Deste, Don Lane and Bert Newton.
A handful of programme titles from 3UZ's history: However, just one year later, 3UZ was onsold to the Victorian thoroughbred, harness and greyhound racing bodies.
[7] In May, the station took Nielsen Media Research to court, citing "hundreds of thousands of dollars" in lost advertising revenue due to ratings reporting policies.
However, coinciding with the pending sale of Tote Tasmania to Tatts Group, the station rebranded as RSN Racing & Sport.
dropped its simulcast of RSN following that TAB's purchase by Tabcorp in 2014, with the Sydney-based Sky Sports Radio broadcast in its place.