Originally Posted by Sooby22
Also, you are right about Kv and prop size however you need to factor in what size battery. 3cell versus 4 cell. I was running the 4s on the 100mph wing. 3000kv x 11.1v =33300 rpm where as 3000kv x 14.8v =44400rpm...big difference there. That might be the point of confusion too.
True! I was assuming 3 cell as I dont recall anyone in this thread using 4 cells with a popwing.