RAF Panavia Tornado GR4, a RAF Eurofighter Typhoon FGR4 and an Indian Air Force Sukhoi Su30 MKIBy Flying Officer Gary Martinic
USE of the term ‘aircraft generations’ first appeared in the early 1990s and its concept applies to jet fighter aircraft exclusively.1,2 Although use of this terminology remains unofficial and imprecise, it is generally accepted that Dr. Richard Hallion2 was one of the first to coin use of the term when describing the leap-frogging improvements in jet fighter design and development.