"Jane's Aircraft Upgrades" contains full descriptions of the world's most significant fixed- and rotary-wing aircraft no longer in production but still in service. It is a complete resource for market intelligence, threat assessment and recognition and serves as the complete companion to "Jane's All the World's Aircraft". Alphabetically, by manufacturer, there are full technical descriptions of both commercial and military aircraft, followed by the latest upgrade programmes associated with each type, particularly in the commercial sector. There are also full descriptions of the aircraft manufacturers and upgrade companies worldwide. Many of the aircraft types in operational use around the globe are no longer in full-scale production. Insight is provided into the latest technological advances for the aviation industry from every diesel engine performance upgrade to the latest precision targeting technology for military combat platforms.