Posted on December 11, 2007 at 3:08pm
Since I started flying r/c airplanes in the mid 70s when I was in high school I always wondered about the selection of propellers and glow engines for a particular airframe.
After a long break from r/c, I built a couple of electric powered models in 2000. Neither model flew more than 20 feet off a hand launch until, after trial and error, I found correct combinations of propellers, gearboxes, motors and batteries.
Not happy with the trial and error method, I wrote analysis… Continue