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Revolutionary Coaxial Drone with Diesel Piston Engine – Optionally Piloted Helicopter | UAS VISION
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Coaxial Rotor Drone NX30 Claims to Pack Unmatched Lifting Power Into the Smallest Airframe - autoevolution
A Swashplateless MAV: Thrust, Roll, Pitch, and Yaw from Only Two Motors - YouTube
Dual-Rotor Coaxial Drones Delivered to Launch Customer | Unmanned Systems Technology
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Research on a combinatorial control method for coaxial rotor aircraft based on sliding mode - ScienceDirect
Design and build of a coaxial drone - Blog - ArduPilot Discourse
Bill Carey on Twitter: "Drone Aviation of Jacksonville introduces Bolt coaxial-rotor tethered drone for military, security overwatch #drones https://t.co/gTGSl9Mcxm" / Twitter
Coaxial Drone | Modular Backpack Drone | Ascent Aerosystems
Tdrone 2 generation coaxial drone - YouTube
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Coaxial rotors - Wikipedia
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Extended State Observer based control for coaxial-rotor UAV - ScienceDirect
