PROFILE “NACA-6409”. Developed in the early 30-ies in the aerodynamic laboratory of the NAC (USA) for lifting aircraft-biplanes. This profile can be recommended as models of gliders championship class A-2, and RC models of gliders is a small scale.
PROFILE “NACA-6409 mod.”. Developed by us modelers as a modification of the previous one, especially for rezinomotornaya models championship class “spring prize”. In addition, this profile is recommended for models of gliders A-1.
PROFILE “GÖTTINGEN-417”. Developed during the first world war in aerodynamic laboratory in göttingen for aircraft-biplanes. It is recommended to rezinomotornaya models of gliders of the class A-1.
Recommend to read
BUILDING A DINGHY
You want to make a sailboat? Then for sure you will be interested in the Dinghy to the simplified construction, designed for home fabrication technology. Of course, while maintaining...
COLOGNE IS STAIN
Experienced carpenters know that the products made of pine it is impossible to starve — can ruin the natural structure of the tree. If you want to strengthen the wood pattern, I use an...
