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The Lockheed YF-12 is an American Mach 3+ capable, high-altitude interceptor prototype, developed and manufactured by American aerospace company Lockheed Corporation. The interceptor was developed during the late 1950s and early 1960s as a potential replacement for the F-106 Delta Dart interceptor for the United States Air Force (USAF).
The Lockheed Model 12 Electra Junior, more commonly known as the Lockheed 12 or L-12, is an eight-seat, six-passenger all-metal twin-engine transport aircraft of the late 1930s designed for use by small airlines, companies, and wealthy private individuals.
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Lockheed YF-12; M. List of McDonnell Douglas F-4 Phantom II U.S. operators; N. North American NA-335 This page was last edited on 13 May 2019, at 16:39 (UTC). Text is ...
The YF-12 program was a limited production variant of the A-12. Lockheed convinced the U.S. Air Force that an aircraft based on the A-12 would provide a less costly alternative to the recently canceled North American Aviation XF-108, since much of the design and development work on the YF-12 had already been done and paid for. Thus, in 1960 the ...
The Pratt & Whitney J58 (company designation JT11D-20) is an American jet engine that powered the Lockheed A-12, and subsequently the YF-12 and the SR-71 aircraft. It was an afterburning turbojet engine with a unique compressor bleed to the afterburner that gave increased thrust at high speeds.
Lockheed F-80C Shooting Star 49-696 [98] Lockheed F-94A Starfire 49-2498 [99] Mikoyan-Gurevich MiG-15bis 2015357 – Soviet fighter of the Korean People's Air Force defected to Seoul, later flown by Chuck Yeager [100] North American B-45C Tornado 48-0010 [101] North American F-82B Twin Mustang 44‐65162 – configured as an F-82G [102]
When the U.S. Army Air Forces became the U.S. Air Force the XF-12 was later re-designated XR-12. Operation Birds Eye was conceived to demonstrate the XF-12's capabilities. On 1 September 1948, the second prototype departed the U.S. Air Force Flight Test Center at Muroc, California , and climbed west to its 40,000 ft (12,000 m) cruising altitude ...