"There have been a few PM's go out with dry solder joints on the main battery wires. Check you module on both sides to be sure this is not the problem, as the heat shrink tends to hide it."

"This bad compass issue seems to be popping up all over the place, mine included. One question: are you running the 3DR current sensor, and if so is it the only power to the APM or are you running a BEC as well. Just trying to collect information…"

"Been seeing the same, Fusion on a laptop. This at least explains it. But do really need a PC just to download logs ;-("

"Well Put !"

"If you plot the Thr_in to Thr_out it starts to diverge about where the wild pitch starts. Then the thr_out goes to max as your altitude goes down. So to me, and I am no expert, it looks like a classic motor or esc failure."

"Can you post any logs? It looks like you started to loose a rear motor by the way it was pitching, so a look at your log file (from the APM) might reveal what was going on. "

"It definitely sounds like radio glitching. What radio are you using? Can you post any logs? Do you have RTL configured for battery? Do you have RTL configured for throttle? "

"yep! Although I did see some response lately that it may be broken. Have not tried this since 'b' came out, so you will need to double check the function is not broken, but it is there and this is the intended use. Also be sure you set the…"