|Sep 14, 2006, 02:02 PM|
Help! 28 oz of thrust with 14 oz 3D airplane?
i just finished building a cermark sammy 3D and when finished is going to weigh about 14 to 15 oz's it is a 3D airplane so i wanted to know if 28 oz's of thrust would be enough for it??????
here is a link to the motor that i just ordered and willl post pics of the plane later today......
Thanks for looking
|Sep 14, 2006, 02:30 PM|
2:1 seems more than enough to me! I believe ~1.4:1 is said to be the minimum for hovering.
That said - I believe their estimate of 800g (28oz) is seriously optimistic.
Our calculator suggests 665g/23.5oz for a 9x4.7 APC SF at 8421 rpm.
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