[Danijel0frk’s] friends may call him unbalanced, but his propellers are always spot on. His well-balanced props are thanks to this magnetic balancer he built from scrap PC parts and pilfered office ...

Let's build an airplane that has no definite fuselage. An rc flying wing, some people call it zagi wing, but it's the same. These kinds of aircraft are very unstable and need a special airfoil to help ...