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  1. Speedboat100

    "Bladeless" Propulsion

    Video has a different narrator.
  2. Speedboat100

    Peter Sripol is at it again...

    I mean that foam alone will not do...at least very light foam. Strips of ply etc are needed.
  3. Speedboat100

    Peter Sripol is at it again...

    Faom foils ought to be treated.
  4. Speedboat100

    Most Beautiful Aircraft Ever Built

    I don't think Arnold has had the record for a long time.
  5. Speedboat100

    Crashes in the News - Thread

    It is a challenge, but I think there is a way.
  6. Speedboat100

    Crashes in the News - Thread

    Battery was empty.
  7. Speedboat100

    Crashes in the News - Thread

    I don't belive in that mantra anymore...we need lighter and more efficient aeroplanes...much more efficient.
  8. Speedboat100

    Most Beautiful Aircraft Ever Built

    How high would Bristol Bulldog be on your list ?
  9. Speedboat100

    What do you think about "e-soaring"?

    What does cause the noise....reduction gear or propeller ?
  10. Speedboat100

    Crashes in the News - Thread

    Yes...right after take off.: Three Killed in Georgia Single-Engine Plane Crash, Part of Wing Lands in Nearby Mobile Home | News Break
  11. Speedboat100

    What do you think about "e-soaring"?

    Nice...good aspect ratio.
  12. Speedboat100

    Propless ducted fan ?

    I wonder how strong thrust the starship turbopump via compressor could create ?
  13. Speedboat100

    The AFB (Amazing FleaBike)

    Sonja Englert seems to prefer 12% thick...I am for the 10% thick as it could be supersonic. I can get pretty sturdy yet lite spar inside there.
  14. Speedboat100

    Small Airplane Design Tutorial

    This tutorial rocks !
  15. Speedboat100

    Propless ducted fan ?

    A vacuum cleaner aerodyne ?
  16. Speedboat100

    Propless ducted fan ?

    What am I seeing here ?
  17. Speedboat100

    Yet Another Flying Wing

    Has it not flown yet if it was ready by 2009 ? With 13 000 man hours to build it will not be a sales success.
  18. Speedboat100

    PIO ! ( pilot induced oscillation )

    Yes and like Folland Gnat becomes a legend as several pilots are able to get the ride of their lifetime and live to tell about it. Our neighbour once had cut a hay stack as he went so low in the bronco wild mode with a Gnat.
  19. Speedboat100

    The AFB (Amazing FleaBike)

    How thick is the rudder at thickest point ?
  20. Speedboat100

    Tracy Crook, Martin Hollmann & other books

    I want the HOLLMANN books.
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