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Soubor:Lockheed YF-12A E-23131.jpg
Z Multimediaexpo.cz
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| Řádka 1: | Řádka 1: | ||
| - | Fotografie + | + | Fotografie + Description: |
| + | * English: The Lockheed A-12 family, known as the Blackbirds, were designed by Clarence "Kelly" Johnson. They were constructed mostly of titanium to withstand aerodynamic heating. Fueled by JP-7, the Blackbirds were capable of cruising at Mach 3.2 and attaining altitudes in excess of 80,000 feet. The first version, a CIA reconnaissance aircraft that first flew in April 1962 was called the A-12. An interceptor version, seen here, was developed in 1963 under the designation YF-12A. | ||
| + | * Date: 1971 | ||
| + | * Source: http://nix.larc.nasa.gov/info;jsessionid=21r17r768ub6o?id=E-23131&orgid=7; see also https://www.nasa.gov/centers/dryden/multimedia/imagegallery/YF-12/E-23131.html | ||
| + | * Author: NASA | ||
| + | |||
| + | {{PD-USGov-NASA}} | ||
| + | [[Kategorie:Military aircraft (1971-1980)]] | ||
Aktuální verze z 4. 6. 2022, 22:51
Fotografie + Description:
- English: The Lockheed A-12 family, known as the Blackbirds, were designed by Clarence "Kelly" Johnson. They were constructed mostly of titanium to withstand aerodynamic heating. Fueled by JP-7, the Blackbirds were capable of cruising at Mach 3.2 and attaining altitudes in excess of 80,000 feet. The first version, a CIA reconnaissance aircraft that first flew in April 1962 was called the A-12. An interceptor version, seen here, was developed in 1963 under the designation YF-12A.
- Date: 1971
- Source: http://nix.larc.nasa.gov/info;jsessionid=21r17r768ub6o?id=E-23131&orgid=7; see also https://www.nasa.gov/centers/dryden/multimedia/imagegallery/YF-12/E-23131.html
- Author: NASA
+ pochází z Wikimedia Commons, kde má status – This file is in the public domain in the United States because it was solely created by NASA.
NASA copyright policy states that "NASA material is not protected by copyright unless noted".
(Use of NASA logos, insignia and emblems is restricted per U.S. law 14 CFR 1221)
NASA copyright policy states that "NASA material is not protected by copyright unless noted".
(Use of NASA logos, insignia and emblems is restricted per U.S. law 14 CFR 1221)
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| Datum a čas | Náhled | Rozměry | Uživatel | Komentář | |
|---|---|---|---|---|---|
| současná | 4. 6. 2022, 22:33 |  | 2 272×2 970 (3,7 MB) | Sysop (diskuse | příspěvky) | (Fotografie + ) |
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