The Lockheed/Boeing/General Dynamics YF-22 is an American single-seat, twin-engine, stealth fighter technology demonstrator prototype designed for the United States Air Force (USAF).

The YF-22 design was evolved and significantly refined to become the EMD/production F-22 Raptor version, [N 15] which first flew in September 1997.

The Lockheed/Boeing/General Dynamics YF-22 was a single-seat, twin-engined prototype fighter aircraft designed for the United States Air Force (USAF). The YF-22 was a finalist in the USAF's Advanced Tactical Fighter competition; two prototypes were built.

Actually the YF-22A was the Raptor’s technology demonstrator. This fighter in fact was Lockheed Martin’s design for the Advanced Tactical Fighter (ATF) Competition for the U.S. Air Force (USAF) where it was picked over its competitor, the Nothrop YF-23A.

The Lockheed Martin YF-22 is a prototype stealth air superiority fighter developed to demonstrate advanced technologies and capabilities for the U.S. Air Force’s Advanced Tactical Fighter (ATF) program. Powered by two Pratt & Whitney YF119 engines, …

Mar 19, 2021 · The Lockheed YF-22 was the developmental form of the F-22 "Raptor" 5th Generation air superiority fighter in service with the United States Air Force (USAF) today. The design stood as a highly-advanced technology demonstrator for a team lead by defense powerhouse Lockheed martin but included typical industry competitors in Boeing and General ...

It is an excellent presentation of the program history, program organization, the configuration evolution. It provides a synopsis of the key configuration features and the "major challenges." Required reading to see how so-called mission imperatives are satisfied by configuration design.

The Lockheed Martin YF-22, commonly known as the Raptor, is a fifth-generation, single-seat, twin-engine, stealth tactical fighter aircraft. It was designed by Lockheed Martin Aeronautics, with its development starting in the late 1980s as a part of the United States Air Force (USAF) Advanced Tactical Fighter program.

May 29, 2024 · The YF-22 and YF-23 were the ATF prototype air vehicles (PAV) from the Demonstration and Validation (Dem/Val) phase, but the requirement for flying prototypes was a late addition and a fallout of the Packard Commission that encouraged prototyping, and the ATF program office was pressured into accepting its recommendation.

Jul 3, 2024 · Instead, the Lockheed YF-22 (now known as the Lockheed Martin F-22 Raptor) won that bid. Simple Flying now examines how Lockheed beat out Northrop for the US Air Force ATF contract, to the disappointment of Chuck Yeager and others.