vietnam war

  1. boxkite

    Sikorsky models and designations

    Sikorsky seems to be a special case among the US companies: Besides the S-… series and military designations not any project/design number of a ‘paper helicopter’ is known to me. At least three unbuilt projects got S-… numbers - S-57 as a XV-1 and XV-3 competitor, - the Cheyenne rival...
    • boxkite
    • Thread
    • cold war post-cold war sikorsky united states united states air force united states army united states navy vietnam war
    • Replies: 115
    • Forum: Designation Systems
  2. P

    Bell Model 204 / XH-40 / UH-1 Iroquois competitors, projects and modifications

    In 1955, the US Army issued a requirement for the development of a next generation gas turbine-powered medivac helicopter The winner of this competition would be awarded to Bell with their Model 204, then designated as the XH-40, and later again in 1962 it was changed to UH-1 Iroquois. I have...
  3. P

    ‘Retractable Skidded’ AH-1 Cobra

    ‘Retractable Skidded’ AH-1 Cobra When Bell first came up with the efficient and versatile Bell AH-1 Cobra combat helicopter design, it originally went one step further by incorporating a retractable skid arrangement. This arrangement featured the skid’s retracting into the narrow fuselage. I...
    • Pioneer
    • Thread
    • air cavalry bell aerospace textron bell helicopter company close air support cold war helicopter gunship late 1960s prototype u.s. army united states army vietnam war
    • Replies: 54
    • Forum: Secret Postwar Aircraft Projects
  4. Sentinel Chicken

    Cessna Bird Dog derivatives (Models 305, 308, 311, 312, 319, 321, 325)

    Here's the Cessna 308:
    • Sentinel Chicken
    • Thread
    • cessna aircraft company civil aviation coin aircraft cold war forward air control general aviation jet age stol transport aircraft u.s. army united states united states army united states marine corps vietnam war
    • Replies: 11
    • Forum: Secret Postwar Aircraft Projects
  5. Antonio

    Sikorsky Advanced Aerial Reconnaissance Vehicle (AARV)

    Some years ago, my friend Thomas from Germany and me, managed to identify this helo as the Sikorsky S-68. Source is: Stealth Technology. The art of black magic by J Jones. 1989. ISBN 0-8306-8381-X "Early 1970s proposal by Sikosrsky for Army's armored aerial reconnaissance vehicle program"...
    • Antonio
    • Thread
    • cold war helicopter helicopters reconnaissance sikorsky tactical reconnaissance united states united states army united technologies corporation vietnam war
    • Replies: 35
    • Forum: Secret Postwar Aircraft Projects
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