Recent content by Jim Vou

Hello guys i am building a tricopter and i have a question about the propellers .The tricopter design is from David Windestal and i am using the dt 750 with a 2200 3s lipo with kk2 , the tricopter would be about 1kg total . As a newbie i don't know what prop size to choose ( 11x4.7 or 9x4.7?)...