Profile “CRD-2”. Developed in 60-ies of the Western European model airplanes especially for rezinomotornaya models. This profile is also recommended for glider models of a class “A-1”.
Profile “E-374”. Developed in the early 70-ies of the scientist-aerodynamicist from Germany Epplerom especially for models of gliders on a large scale. Recommended for radio controlled model gliders.
Profile of “CI-1”. Developed by us aeromodellers C. Clemens and D. Jones especially for models of type “a Flying wing”.
Recommend to read
TAPE INSTEAD OF THE FRAME
If there is no suitable photo frame it can be replaced by any opaque tape, stretched on the table of a photographic enlarger in the longitudinal and transverse directions. The ends of...
THE DRAFTSMAN NOTE
A short pencil is more convenient to work with the knob-extension of thin-walled tube. But in this case to use the stylus fails. Offer stick "Shorty" end of another pencil. The...
