I started flying FPV quads for a bit of freestyle flying about two years ago. Not very skilled, but also flying every now and then, so no real focused learning. Quickly I jumped onto the TBS Crossfire train and bought a TBS Tango 2 and a few Nano RXs. I liked the compact design of the remote and the idea of having a flexible telemetry protocol. Of course I also looked into the Crossfire serial protocol (the one between quad and the receiver), but thats another story. I am aware that there is now tracer and even an open source… Continue Reading... "[FPV] Analysis of TBS Crossfire, reverse engineering the air link"