The rest is secured with Lexan. [Thomas] used off the shelf avionics, but it is obvious you could use the frame with your own choice of flight systems easily. Perhaps the trickiest part is ...

As the PCB also forms the structural frame and landing struts for the quadcopter, not even a 3D printer is needed. All told, [Circuit Digest] figures the total BOM comes in at around 1,000 Indian ...

commercial quadcopter drone with the ultra-light solar cells. Twenty-four of these cells were seamlessly integrated into the drone's frame, making up just 1/400 of its total weight. The ...