RAF Aircrew Aptitude Test Battery; used in initial officer selection procedures and comprising Control of Velocity Test, Sensory Motor Apparatus, and Instrument Comprehension Parts 1 & 2; developed by the Ministry of Defence Directorate of Recruiting Primary Maintenance and Software Team at RAF Biggin Hill, 1984-1986. RAF Aircrew Aptitude Test Battery; used in initial officer selection procedures and comprising Control of Velocity Test 1984-1986