![[Credit: Mike Davenport]](https://www.kitplanes.com/wp-content/uploads/2026/08/Over-Stave-Lake-3.jpg?w=534&h=462&crop=1 "Glasair Sportsman 2+2 Build Part 3")
![Coming in for a landing at Humberd’s Farm [All Images Credited to Jon Humberd]](https://www.kitplanes.com/wp-content/uploads/2026/07/9-1.jpg?w=265&h=198&crop=1 "Overcoming Setbacks on the Zenith 750SD Xtreme")
![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=265&h=198&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")
The Life of a Kit Airplane Factory Pilot
Roger Dubbert has worked for Zenith Aircraft Company since 1993 and has flown over 10,000 demo flights.
Ask the DAR
Should A&Ps also get a repairman certificate, using multiple pilots for Phase 1 testing, putting E/AB wings on a certificated fuselage.
Supercharging: The Turbo Alternative
Bill Beaton chose a centrifugal supercharger for racing and cruising.
Roll Your Own Control Locks
A lightweight, inexpensive alternative to wrapping a seat belt around the stick. By Axel Alvarez.
In Case You Missed It
Wind Tunnel
Aerodynamics Engineer Barnaby Wainfan dissects one of the most common and possibly least understood flight maneuvers: turns.