RAF Compton Basset was an RAF base situated near Calne in Wiltshire, England. First opened as an RAF base in World War I, like RAF Yatesbury it continued operations in the interwar years before again taking on a major role in World War II. During the Second World War, RAF Yatesbury and RAF Compton Bassett were major Radio and Radar Training Schools, RAF Townsend a satellite landing ground and RAF Cherhill was 27 Group Headquarters Technical Training Command.