![Humberd and his daughter using the 701 for some farm duty transportation. [All Images Credited to Jon Humberd]](https://www.kitplanes.com/wp-content/uploads/2026/05/1-3.jpg?w=534&h=462&crop=1 "Builder’s Spotlight")
![Checking out East Tennessee scenery from the 701. [Credit: Jon Humberd]](https://www.kitplanes.com/wp-content/uploads/2026/04/3.jpg?w=265&h=198&crop=1 "Builder’s Spotlight")
![[Credit: Jon Humberd]](https://www.kitplanes.com/wp-content/uploads/2026/02/20-2.jpg?w=265&h=198&crop=1 "Epic Is Back")
![Members of the North Idaho High School Aerospace Program gathered at KSZT [Credit: North Idaho High School Aerospace Program]](https://www.kitplanes.com/wp-content/uploads/2026/02/IMG_3499.jpg?w=265&h=198&crop=1 "North Idaho High School Student ACES Fly the Aircraft They Built")
Matching a Tailwheel to the Terrain
The right tailwheel can keep you out of trouble in the backcountry.
Get Bent
I harbor two writers within. A technical writer who favors brevity and a creative writer, an essayist, who wants to engage your senses and...
Building the ‘Beater – Part 6
As promised, Lycoming delivered the Thunderbolt engine in December to Vertical Aviation. Since this was the first Thunderbolt engine to be installed in a...
First Timer’s AirVenture Arrival
How busy is the Oshkosh arrival? Ride along for a portion of columnist Ariana Rayment's first flight into the big show with our EIC...
Bose A30
For years, Bose has enjoyed a loyal following in the high-end aviation headset market with models that have good performance, high quality and decent...
This Fly Baby is the Katz’ Meow!
In the early 1960s, a young Jim Katz was absorbing page after page in Air Progress magazine, and when he saw an article that...
In Case You Missed It
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.
Buzzwords: Adverse Yaw
Adverse yaw is usually defined as an airplane yawing in the direction opposite the intended turn direction when insufficient coordinating rudder is applied. True enough, sort of. But there’s more to the story. By Edward P. Kolano.
