Siemens has just announced that an electric aerobatic plane powered by its latest motor has nabbed two world speed records. The Extra 330LE electric test plane also became the first in the world to tow a glider up into the skies.
Useful formulas for model-aircraft builders. How to locate the Mean Aerodynamic Chord (MAC), determine the Wing Area, Wing Loading, Aspect Ratio and various other simple to calculate formulas.
The magnetic building system is a great way to construct flying model aircraft. Detailed information and plans help you build a magnetic building system.