Originally Posted by E28hfd
While flying today, at about 30 to 40 feet away the main motor drops power. As it fall toward me at about 15 to 20 feet power returns. My guess is the PCB. Any suggestions.
Thanks Mike L.
1. retouch the solder connections of the crystal (silver can) on smaller board
2. bend the small board till it's parallel to main PCB
3. retouch the connections (black block) between the crystal board and main PCB
these are the weakest points of the PCB that could cause your problem