No. 5 Group RAF effective squadrons of Bomber Command, personified by No 617 Squadron the "Dambusters", formed from 5 Group aircrew in March 1943. Most of the group's main airfields were around Lincoln, including RAF Scampton. By the end of the war the group had grown to 15 squadrons. The group was noted for its high accuracy bombing, being involved the sinking of the "Tirpitz" in November 1944 and the shattering of the strategic Bielefeld railway viaduct in March 1945. The Group introduced new weapons operationally, including Barnes Wallis's "bouncing" and his Tallboy and Grand Slam "earthquake" bombs. The group was disbanded on 15
No. 1 Radio School RAF it was disbanded on 1 Oct 98, where it become known as Communications-Electronics (C-E) Training Wing, 1 School of Technical Training (Det RAF Locking). The school was then re-formed at DSAE Cosford as No 1 Radio School, in Flowerdown Hall on the 60th anniversary of No 1 Radio School in 2003. The school also incorporates the Aerial Erector School (AES) which is based at RAF Digby. No. 1 Radio School is responsible for Phase 2 and 3 training of RAF Engineering Communications Electronics (Eng CE) officers, Trade Group 4 Cyberspace Communications Specialists (formerly I.C.T. Technicians) and Communications Infrastructure Technicians (commonly