QGroundcontrol "Detected 0 radio channels. To operate PX4 you need at least 5 channels" - #29 by jimdgit - Using QGroundControl - Discussion Forum, for PX4, Pixhawk, QGroundControl, MAVSDK, MAVLink
FUTK9460 Futaba 16SZA 16SZ 2.4GHz FASSTest Air Radio System R7008SB Receiver | eBay
T18SZ-24G Radio Control User Manual -Part I Futaba