low altitude unmanned research aircraft

low altitude/airspeed unmanned aircraft

low flying aircraft / low-flying aircraft

low-altitude unmanned aerial vehicle

joint unmanned systems test experimentation and research site

unmanned aerial vehicle research facility

high altitude-low opening (HALO)

high- and low-altitude surveillance

high-altitude low-opening parachute technique (HALO)

low altitude parachute extraction system (LAPES)

subsonic low altitude cruise missile

surveillance, high- and low-altitude surveillance

airborne targeting low altitude navigation thermal imaging and cueing (system)

low altitude arrival waypoint

low-altitude departure waypoint

low-altitude course (to the target etc.)

low altitude radio altimeter

low-altitude safety

low-altitude drive on ground

low-altitude pursuit drive on ground

Low Altitude Authorization and Notification Capability (LAANC)

Low Altitude Authorization and Notification Capability system (LAANCs)

low-altitude drone

low-altitude photoreconnaissance drone

research aircraft

quiet short-haul research aircraft

pilotless aircraft research division

pilotless aircraft research station

low-RCS target / low-radar-cross-section target

low-flying, low-speed drone

medium altitude long endurance (MALE) unmanned aerial vehicle

high-altitude long endurance unmanned aerial vehicle

high-altitude unmanned aerial vehicle