Barnaby Wainfan
Barnaby is a Technical Fellow for Northrop Grumman’s Advanced Design organization. A private pilot with single-engine and glider ratings, Barnaby has been involved in the design of unconventional airplanes including canards, joined wings, flying wings and some too strange to fall into any known category.
Blade Inflow Angle
As the propeller moves through the air, each point on the blade follows a helical path.
Prop Momentum Theory
Proper selection and design of the propeller is one of the keys to airplane performance.
Wind Tunnel
Last month we took a look at using hinge-line offset to aerodynamically balance control surfaces. Offset hinge balances are effective, but they were not...
In Case You Missed It
Build Your Skills: Composites (Part 11)
Author Bob Fritz offers a middle way to paint your airplane yourself, without surrendering your first born or breaking the bank. Hint: Preparation and the right equipment are essential.
Ask the DAR
Who can be in the cockpit of a homebuilt aircraft during Phase I flight testing? Mel Asberry answers the question.