![[Credit: Lisa Credit]](https://www.kitplanes.com/wp-content/uploads/2026/10/Experimental.jpg?w=265&h=198&crop=1 "Have You Seen Your Oplims?")
![[Credit: Andrew Robinson]](https://www.kitplanes.com/wp-content/uploads/2026/10/737_VGs2.jpg?w=265&h=198&crop=1 "Vortex Generators")
![[Credit: Van's Aircraft]](https://www.kitplanes.com/wp-content/uploads/2026/10/Vans_RV14A.jpg?w=265&h=198&crop=1 "Something New On The Horizon")
![[Credit: Lisa Turner]](https://www.kitplanes.com/wp-content/uploads/2026/10/Chute-Topaz-Gigapixel-2x-scale.jpg?w=265&h=198&crop=1 "Should You Consider A Whole Aircraft Parachute?"){kind=tracking}
Build It Better: Testing, testing, one, two, three
There's no substitute for real-world testing--;something homebuilders should keep in mind when moving from the theoretical to the actual application.
Got Threads?
What to do when you've stripped a spark plug hole or other threaded receptacle in your homebuilt (once the cursing has stopped)? We have ways...
Ask the DAR
Does an A&P have to sign off on an ELT inspection? And can a Sport Pilot fly a Cessna 172?
Aero ‘lectrics
Jim Weir continues his explanation of how to make any cell phone power up a remote electrical device.
Vortex Generators and STOL Performance
One way to solve the problem of flow separation—and stall—is by installing vortex generators on your kit aircraft.
Lightning Strikes Again
Its been four years since we reviewed the Arion Lightning, and things have changed-for the better. Marc Cook had a chance to fly the old and the new, and he details the differences.
Editor’s Log
While some aviation enthusiasts such as the Friends of the RV-1 devote their time to historic restoration, those at the Electric Aircraft Symposium contemplate what the future might bring. By Mary Bernard.
What’s New
World Aircraft Company debuts the Vision LSA, and Velocity Aircraft introduces the V-Twin.
In Case You Missed It
Design Process: The Rudder
The fixed portion of the vertical tail of an airplane provides directional stability. The...