Tom Dubroullet
In Case You Missed It
Down to Earth
As environmental regulations and market pressures converge on avgas boutique industry, Amy Laboda investigates whats going on in energy research… and whats to come.
Viewfinder
Editor-at-Large Marc Cook flies the RANS S-7LS at the U.S. Sport Aviation Expo in Sebring, Florida, and hears encouraging news from vendors.
What’s New
A glare shield for Garmin GPS units; Sportair USAs certified pre-owned LSA program; quick reference for aera and AV8OR Ace; Better Half VW announces Legal Eagle XL. Edited by Mary Bernard.
Blade Inflow Angle
As the propeller moves through the air, each point on the blade follows a helical path.