In Case You Missed It
Here Come Hell’s Bells Again
We can use decibel calculations no matter if we are measuring in power or voltage; the calculations and outcome are identical.
Maintenance Matters
In this new column, Steve Ells shares his background as an A&P mechanic and offers tips on keeping your homebuilt aircraft running smoothly.
Variable Geometry Cooling System
The way to reduce or eliminate excess cooling drag in cruise is to use a variable-geometry cooling system that can change shape to control the amount of air flowing through the cowling.
Firewall Forward: Choosing a Prop for Your Project
Wood or composite? Constant speed or fixed pitch? The choice of propeller should be made just as carefully as the choice of an engine. Dave Prizio outlines some of the important factors to consider.