David Ullman
Vortex Generators for Cooling
A simple fix reduced CHTs in a Velocity by 55 degrees. By David G. Ullman.
Hear the Hum?
Whats the buzz? David Ullman looks at the past, present and future of the electric airplane.
Electric Dreams Prevail at the CAFE Aircraft Symposium
Among the topics covered at the third annual Electric Aircraft Symposium were climate science, battery and motor technology, and aircraft designs, both real and imagined.
In Case You Missed It
The Best Multi-Tool for your Homebuilt
I am going to describe the best multi-tool you can own for your homebuilt...
Synergy Air Energizes Builders
Thanks to a new course in Oregon, RV enthusiasts have another way to help finish building their airplanes more quickly and get flying sooner.
