Uploaded May 2016 | Updated September 2026, 1 week ago

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Short and simple Terrain Following Mission using a LIDAR (PulsedLight3d LIDAR Lite 40m). The development of this feature was sponsored by Gateway Geospacial.
Copter-3.4-dev (development version, not released at the time this video was made)
Primary issue found is that the vehicle bounces up and down when the terrain becomes very steep probably because the filtering of the sonar data is at too low a frequency (0.25hz)