I heard about those, got a photo?Not bad! I got 1.9 miles with my home made dvd wind surfers. It's amazing what those things can do
Impressive for DIY. I probably should know this, but how did you get that screenshot?View attachment 528 Here's the proof by the way...
What about the signal strength, any bearing on that?Yes it matters a lot. Thinner air the harder the quad has to work to get lift. Quad is working harder so your battery gets drained faster.