The History of Air Intercept Radar & the British Nightfighter, 1935-1959

This is the history of Air Intercept (AI) radar and its use in night-fighters in defence of the UK and in the protection of RAF bomber forces. It is set against the political, military, economic and technological background of world events. Beginning in 1935, it describes the events leading up to the creation of the Air Ministry Research Establishment and the work of the EstablishmentOs Airborne Group under Dr Edwin Bowen and the building of the first 1.5 metre AI Mk 1 and later versions that saw use during the winter Blitz in Blenheim night-fighters and Mosquito during the Baedeker Raids. It covers the introduction of centimetric technology at the Telecommunications Research Establishment and the creation of centimetric AI (Mks VII D IX) and their installation in the Beaufighter and later marks of the Mosquito. It describes the creation of the Radiation Laboratory at the Massachusetts Institute of Technology, and the development the SCR 720 radar and its adoption by the RAF. The final section describes the Cold War and the development of jet-powered night-fighters and the changes in the air defence situation with the introduction of strategic bombers by the Soviet Union and the atomic bomb.Ian White, BA(Hons) Hist, IEng, AMRAeS is an engineer who spent much of his career involved in UK air defence and in retirement gained an Hons Degree. He has previously published a history of No 604 Squadron. He lives in Martlesham Heath near Ipswich.

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