Soldatensender Calais (G.9) (German: [zɔlˈdaːtn̩ˌzɛndɐ kaˈlɛː], Soldiers' Radio Calais) was a British black propaganda broadcaster during the Second World War operated by the Political Warfare Executive. It pretended to be a station of the German military broadcasting network. The station was in operation between 14 November 1943 and 30 April 1945, when it ceased operations.