![[Credit: AdobeStock]](https://www.kitplanes.com/wp-content/uploads/2026/08/AdobeStock_51865118.jpg?w=534&h=462&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?")
![At Sun ‘n Fun 2026, Viking Aircraft Engines surprised the crowd with its first complete kit — the V-42, a high-wing twin powered by two Honda-based engines. Here’s an early look. [Credit: Andrew Robinson]](https://www.kitplanes.com/wp-content/uploads/2026/08/P1020293.jpg?w=265&h=198&crop=1 "Viking V-42 Twin")
![A STOL CH 750 [Credit: Mike Davenport]](https://www.kitplanes.com/wp-content/uploads/2026/08/STOL-CH-750.jpg?w=265&h=198&crop=1 "Why Are So Many Airplanes Yellow?")
![A Zenith STOL CH701 on Zenair amphibious floats rests on a sandbar on the Caribbean island of Guadeloupe. [Credit: Zenith Aircraft]](https://www.kitplanes.com/wp-content/uploads/2026/08/zenair-floats-STOL_CH_701a-Topaz-Gigapixel-2x-scale-Topaz-Gigapixel-2x-scale.jpg?w=265&h=198&crop=1 "Zenith STOL CH 701 at 40: The Iconic ‘Sky Jeep’ Design Audit"){kind=tracking}
All About Avionics: EFIS Dreams
Much has changed since our last review of Experimental EFISes more than a year ago. It’s getting harder to differentiate among companies and their products as these systems mature and functionality becomes more similar. By Stein Bruch.
Contributors
Ron AlexanderOur popular Build Your Skills: Fabric series comes to a close with the final steps just before painting. Because the paint process itself...
Letters
Distress SignalI just received the February 2009 edition and dove into its contents with great gusto. After reading through Bob Fritz's article ELTs of...
Down to Earth
How do you build and fly a homebuilt aircraft while still maintaining a good relationship with spouse and family? That is the question, and Amy Laboda offers some answers.
Light Stuff
Its two aircraft in one: The Jabiru J230 is being sold both as a kit and as a Special (factory-built) Light Sport Aircraft thats ready to fly. By Dave Martin.
Aero ‘lectrics
The subject this month is Schmitt triggers and digital gates, which can be employed for a variety of purposes in homebuilt aircraft including use with switches and sensors or panel lighting.
Around the Patch
Recent casualties in the kit-aircraft universe including AirlinkTECH, Pillar Point Avionics and Superior Air Parts reduce services available to builders and potentially eliminate some healthy competiton. By Marc Cook.
In Case You Missed It
Inside KITPLANES: How We Do Aerial Photography
Marc Cook explains the nuts-and-bolts of how we achieve the aerial photography that appears in the magazine, and offers a few pointers on how to capture your own plane in flight.
Buzzwords
Pilots compensate all the time for aerodynamic effects such as ground effect, often without being conscious of it. By Ed Kolano.
To Launch a Light Sport
After being hauled on a trailer down a winding mountain road, the Jabiru J250 unintentionally has its first short flight (at the airport). By Bob Fritz.
