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  2. Signal strength and readability report - Wikipedia

    en.wikipedia.org/wiki/Signal_strength_and...

    Signal strength and readability report. A signal strength and readability report is a standardized format for reporting the strength of the radio signal and the readability (quality) of the radiotelephone (voice) or radiotelegraph (Morse code) signal transmitted by another station as received at the reporting station's location and by their ...

  3. Aurora X-65 CRANE - Wikipedia

    en.wikipedia.org/wiki/Aurora_X-65_CRANE

    Aurora Flight Sciences embarked on the development of an experimental X-plane, as part of the DARPA's CRANE programme, in November 2020. Wind tunnel testing was also conducted in San Diego, California, in May 2022. DARPA allocated funds for the detailed engineering design of a full-scale X-plane in December 2022.

  4. North American X-10 - Wikipedia

    en.wikipedia.org/wiki/North_American_X-10

    United States Air Force. Number built. 13. The North American X-10 (originally designated RTV-A-5) was an unmanned technology demonstrator developed by North American Aviation. It was a subscale reusable design that included many of the design features of the SM-64 Navaho missile. The X-10 was similar to the development of the Bell X-9 Shrike ...

  5. North American X-15 - Wikipedia

    en.wikipedia.org/wiki/North_American_X-15

    NASA. Number built. 3. The North American X-15 is a hypersonic rocket-powered aircraft operated by the United States Air Force and the National Aeronautics and Space Administration (NASA) as part of the X-plane series of experimental aircraft. The X-15 set speed and altitude records in the 1960s, crossing the edge of outer space and returning ...

  6. Lockheed L-301 - Wikipedia

    en.wikipedia.org/wiki/Lockheed_L-301

    Number built. None. Lockheed L-301 (sometimes called the X-24C, though this designation was never officially assigned) was an experimental air-breathing hypersonic aircraft project. It was developed by the NASA and United States Air Force (USAF) organization National Hypersonic Flight Research Facility [1] (NHFRF or NHRF [2] ), with Skunk Works ...

  7. Lockheed X-7 - Wikipedia

    en.wikipedia.org/wiki/Lockheed_X-7

    A Lockheed X-7 on public display in New Mexico. The Lockheed X-7 (dubbed the "Flying Stove Pipe") was an American unmanned test bed of the 1950s for ramjet engines and missile guidance technology. It was the basis for the later Lockheed AQM-60 Kingfisher, a system used to test American air defenses against nuclear missile attack.

  8. Boeing X-53 Active Aeroelastic Wing - Wikipedia

    en.wikipedia.org/wiki/Boeing_X-53_Active_Aero...

    1. Developed from. McDonnell Douglas F/A-18 Hornet. The X-53 Active Aeroelastic Wing ( AAW) development program is a completed American research project that was undertaken jointly by the Air Force Research Laboratory (AFRL), Boeing Phantom Works and NASA 's Dryden Flight Research Center, where the technology was flight tested on a modified ...

  9. Rockwell X-30 - Wikipedia

    en.wikipedia.org/wiki/Rockwell_X-30

    The Rockwell X-30 was an advanced technology demonstrator project for the National Aero-Space Plane ( NASP ), part of a United States project to create a single-stage-to-orbit (SSTO) spacecraft and passenger spaceliner. [ 1] Started in 1986, it was cancelled in the early 1990s before a prototype was completed, although much development work in ...