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Doppler Radar Mounted On A Drone for Stream Velocity

Detailed Description

The sensor mounted on the drone is called the Qcam and is a Doppler radar sensor providing velocity from a hovering position above the river. USGS hydrologic technician (left) aboard a USGS John Boat mounted with Acoustic Doppler Current Profiler observes the Qcam conducting a measurement. (Right) The 3DR solo quadcopter mounted with Qcam is prepared to take off.  


Public Domain.