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.
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
One Step Drill and Tap
We use quite a few small machine screws in our homebuilt projects. These small...
Ask the DAR
This month we address the question of where flight-test areas may be and how they may be structured;
