I am happy to report that I have installed the paparazzi autopilot in one of my airframes and have done some ground testing. So far the results are positive. The telemetry works well (at short range at least), and the aircraft reports proper position and attitude. When the aircraft is held at an angle, the control surfaces move to compensate, and the behavior of the control surfaces looks correct.
In the picture below, all of the autopilot system except for the radio modem can be… Continue