Wind Tunnel

The aerodynamics of an airplane sometimes don't cooperate with the pilots desire to roll, and instead produce both yaw and roll. Contributing factors are aileron parasite drag, induced drag between the wings and changes in the roll rate itself;

Wind Tunnel

Pilots, especially those in low-powered aircraft, must always know how much energy they have available to maintain flight.

Wind Tunnel

Design process-size, bones, and balance.

Wind Tunnel


Stressing Structure

Tubes, struts, and column buckling.

Wind Tunnel

The discussion of lateral/directional stability continues with an examination of dihedral effect and the effect of roll;

Design Process: Planform Shape

Last month we took a look at the effects of span and aspect ratio. At this point on the design of the wing, we...

Wind Tunnel

Design process-tail volume. By Barnaby Wainfan.

Design Process: Cantilever Wings

Last month we began our discussion of the structural layout of the wing with a look at externally braced wings. We now turn our...

Wind Tunnel

Contrary to popular belief, the frontal area of an airplane is not the most important determinant of drag.

In Case You Missed it

Design Process: Landing Gear, Part 2

As we started to discuss last month, the landing gear is a major component...

Free Flight

EFISes provide a tremendous amount of information and extend the capabilities of todays homebuilt aircraft, but only if you take the time to learn how to use them properly.

Kit Stuff

RV Quick Stick

I live in a pretty cool neighborhood, which happens to include a couple of...