did you check if the motors/controller are orientated correct?
For me it looks like it powers the wrong motors. If you hold the quad in your hand and increase throttle to the point where it try to stabilize the two front motors should spin…"
"I would like to try Paparazzi. But why a so aggressive tone??? I hope these are not the words from the whole Paparazzi community.
In the comments section of this video someone said: "I don't know any other community that welcomes new users as…"
"I have the same issues but inverted. I loose hight(~3-5m) in fast forward flight because I have mounted my APM below a H shaped copter in the low pressure area.
So the copter need some time for waypoints because it has to climb several meters to…"
"As jg already ask, is your baro protected against light?
I did a test where i powered up the APM in shadow and faced it than in the direct sunlight. I got a alt reading of 140m, in shadow it was than again 0m!"