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  1. nikolai

    Concepts only: Doodles without numbers

    I like this variant better. i am also developing a project of a free-flying high plane. the elimination of the struts will increase the mass a little. but will improve aerodynamics considerably. as soon as i finish the model in solidworks i will upload it to the public. in concept my project is...
  2. nikolai

    Human CG position relative to seat

    I have tried on several pilot seats in different light aircraft. the most comfortable ones for me were those with a backrest inclination of 16 to 18 degrees.
  3. nikolai

    Very low aspect ratio planes?

    We're discussing the smallest wing aspect ratio, right? Not aerodynamic. I am not a specialist in aerodynamics, I am just an aviation enthusiast. )
  4. nikolai

    Very low aspect ratio planes?

    Okay. Now we are looking at exactly the aspect ratio of the wing. Let's take the diameter of the wing as its span. We get 5x5: 20 = 1.25 SAM-9 leading)
  5. nikolai

    Very low aspect ratio planes?

    Aspect ratio SAM-9 Arrow 3,55х3.55:13=0.969 The only Bumble Bee picture I could find. Judging by it, the aspect ratio of the wing is about 2 or more. https://outerzone.co.uk/plan_details.asp?ID=6743
  6. nikolai

    Very low aspect ratio planes?

    Thanks for the clarification. I did not find any calculated or obtained data as a result of flight tests. It is known that the optimal take-off angle was about 15 degrees. At lower angles, the plane did not gain altitude. Also, the gliding speed was quite high 12-13 m / s. Consequently, the...
  7. nikolai

    Very low aspect ratio planes?

    I am not very good at technical terminology in English. more detailed please.
  8. nikolai

    Very low aspect ratio planes?

    Is in the story about SAM-9. But you need a translator) http://www.airwar.ru/enc/xplane/sam9.html
  9. nikolai

    Very low aspect ratio planes?

    SAM-9 Arrow Designer Moskalev 1937 USSR Aspect ratio 0.9694
  10. nikolai

    Wooden spring/Wittman gear?

    some historical facts. aircraft S-4 Petrel USSR, 1927. The chassis spring is made of ash.
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