"Royal Air Force Radar, 1939-1945." Airborne Interception Radar: AI Mark VIIIB installed in the nose of a De Havilland Mosquito NF Mark XIII night fighter. The transmitter box is at the top, mounted above the scanner hydraulic motor assembly. The rotating scanner is contained in the perspex nose. Photograph taken at No. 10 Maintenance Unit, Hullavington, Wiltshire.