![Oshkosh is more popular than ever with three-quarters of a million people in attendance at AirVenture 2026. [Credit: LeRoy Cook]](https://www.kitplanes.com/wp-content/uploads/2026/09/IMG_7321-Topaz-Gigapixel-2x-scale.jpg?w=534&h=462&crop=1 "Wide World of Airplanes"){kind=tracking}
![Maintenance technician William Vergonet conducts an inspection on a Cub. [Credit: Lisa Turner]](https://www.kitplanes.com/wp-content/uploads/2026/09/IMG_3535.jpg?w=265&h=198&crop=1 "Post-Flight Maintenance Debrief")
![Pat McKiernan has found that he and his dad who built this beautiful RV-7 simply learned to enjoy the build. [Credit: Bill Wilson]](https://www.kitplanes.com/wp-content/uploads/2026/08/Builder.jpg?w=265&h=198&crop=1 "Life Lessons From Building an Airplane")
![[Credit: AdobeStock]](https://www.kitplanes.com/wp-content/uploads/2026/08/AdobeStock_51865118.jpg?w=265&h=198&crop=1 "FAA MOSAIC Rule Fully Implemented")
![My 36 year old clipboard from when I started at Boeing. Engineering ruler and fastener/fastener hole cheat sheets. [Credit: Andrew Robinson]](https://www.kitplanes.com/wp-content/uploads/2026/08/Liaison_clipboard.jpg?w=265&h=198&crop=1 "What Is a Liaison Engineer?")
Higher, Faster, Stronger
Glasair’s decision to turbocharge its Sportsman model opened up the door to additional design considerations and refinements. But getting to the desired performance has proved challenging. By Marc Cook.
The Dawn Patrol
Hummel UltraCruiser builder Dennis Brooks came to Liberty Landing looking for a place to store his airplane, and left with some new friends and a test flight courtesy of The Dawn Patrol.
Light Stuff
Roy Beisswenger discusses the impact of the FAAs LODA order allowing Light Sport instructors to resume training with their Experimental aircraft.
Letters
Searching for Bear Metal After an absence of many years, I'm starting to fly again and am looking to buy a homebuilt, already...
Viewfinder
Marc Cook spends a few days helping perform the annual on a friends RV-7A, and finds it much easier than doing his own.
Engine Update: EI Commander
EI Commander helps keep you aware of both whats happening with your engines electronic ignition and, as importantly, why. By Marc Cook.
Alternative Energies
JoeBen Bevirt addresses future energy and transportation needs by tackling them head-on-Jetsons style-with the Joby Monarch. By Dean Sigler.
Editor’s Log
Mary Bernard explores the background of Jeff Ackland and his new Radial Rocket RG, this issues cover story.
What’s New
Beyerdynamic introduces the HS 800 Aviation Headset, Zenith Aircrafts Zodiac CH 650 meets FAAs 51% rule, and Jeppesen NavData is now available for MGL Avionics systems.
In Case You Missed It
2013 Plansbuilt Aircraft Buyer’s Guide
There are developments in the world of plansbuilt designs. Here’s what’s new, what’s old (but still going strong, such as the Pietenpol Air Camper) and what’s on the horizon. By Mary Bernard.
Comp Air 9
Chuck Berthe flies the turbine-powered Comp Air CA9, an impressive work in progress. With a combination of a massive airframe and a Honeywell turbine, the CA9 is a heavy hauler that will really scoot.
The Value of a Mentor, and Mentoring
Building and flying a kit aircraft is a rare achievement—share your journey, mentor others, and strengthen the builder community.