I am stumped. Mission Planner was working fine and now it will no longer save the radio calibration. On the Pre-Arm check it says R/C Not Calibrated although the calibration has been completed. It seems as though the values of the calibration are
For anyone interested in building their own fpv racer, I found this kit on Amazon for $169.99. At that price it is a great starting point for those interested in racing fpv birds.
I decided to do a full series on how to build a quadcopter with the Pixhawk flight controller, GPS, telemetry radios, Turnigy 9X radio and the Mission Planner software. Enjoy!