Category Archives: Flying Things

Li-Ion Batteries for flying RC models

I fly my RC Airplanes and quadcopters on LiPo batteries like most other people. But LiPo batteries have several disadvantages. The biggest problem is that their life is pretty short. They usually don’t last more than 100 cycles. Therefore I wanted to explore the possibility of using 18650 cells to power my RC models instead. I while ago I got myself a cheap battery spot welder from China and a couple of genuine LG HG2 cells.

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Paramotor test flight

A short video of a DIY paramotor trike that I have built using the Hobbyking parafoil. This video was shot during the first successful test flight. I made a few unsuccessful attempts before I got it working. It still needs a few adjustments. The tricky part is to get all the lines of the parafoil to the correct lengths relative to each other. This is important because it needs to have the correct shape, as well as the correct angle of attack. I will probably write more about it and make a better video when I am more satisfied with how it flies.

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3D printed Spitfire

Here is a short video of a fully 3D printed Spitfire. Design by 3DLabPrint. The plane is printed by a friend of mine, on his Original Prusa MK2 3D printer. It was an interesting experience to build it and test it. Usually, I am not a big fan of scale RC models at all. The plane is a little heavy for my taste, and maybe my setup is a bit underpowered. But it does fly nicely, and it does look very cool in the air when the light shines through the wing, highlighting the 3D printed reinforcement structures.

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