![The Hatz Biplane, NX71VH, re-engineered to be powered by a 124 hp radial engine. [Credit: Hatz Biplane Association]](https://www.kitplanes.com/wp-content/uploads/2026/09/Hatz-Bantam-Radial-124hp_1000004521-Topaz-Gigapixel-2x-scale.jpg?w=534&h=462&crop=1 "Airplane Almost No One Knows, Part One"){kind=tracking}
![[Credit: CubCrafters]](https://www.kitplanes.com/wp-content/uploads/2026/09/DSC04228.jpg?w=265&h=198&crop=1 "CubCrafters’ New Turboprop MOSAIC LSA")
![A compact H3R Halon 1211 extinguisher, sized for a two-seat cockpit and safe on energized electrical fires. [Credit: H3R Aviation]](https://www.kitplanes.com/wp-content/uploads/2026/09/mfr_H3R_A344T_Halon_1p25lb.jpg_preview-Topaz-Gigapixel-2x-scale.jpg?w=265&h=198&crop=1 "Choosing the Right Cockpit Fire Extinguisher for Your Aircraft"){kind=tracking}
![The Zenith CH701 outside the hangar at SMX, fresh from paint. The stars-and-stripes theme marks America’s 250th and the CH701’s 40th anniversary. [Credit: Carson Stilson]](https://www.kitplanes.com/wp-content/uploads/2026/09/IMG_1726.jpg?w=265&h=198&crop=1 "Zenith CH 701: A Proof of Concept Homebuilt on a Budget")
![Low-level aerial view of AirVenture, looking down the main thoroughfare toward Boeing Plaza, with the flightline and runway 18/36 beyond. [Credit: LeRoy Cook]](https://www.kitplanes.com/wp-content/uploads/2026/09/IMG_4521.jpg?w=265&h=198&crop=1 "AirVenture 2026 in Review")
Build, Test, Refine and Fix—Part 4: Stall Characteristics
Stall behavior plays a critical role in flight testing. Learn how design tweaks like stall strips and slots improve safety during early flights.
Medical Or No—You Could Still Fly
Three ways to meet FAA medical requirements—BasicMed, Sport Pilot and more—could help you get back in the air. Here's what pilots need to know.
Building for IFR: Do You Really Need It?
Thinking about building an IFR-capable homebuilt? Consider whether you’ll really use it—or just spend extra money.
AI Amuses, But It Can’t Replace Aviation Experts
AI can't replace real aviation expertise—building safe aircraft requires hands-on knowledge, experience, and a well-calibrated BS meter.
Tools and Shop Organization: When It’s Time to Start
Organization, smart tool planning and connecting with local builders are essential first steps to a successful aircraft building project.
Denso Alternator Homemade Adaptation
Swapping a Denso alternator into a Lycoming engine? Here’s how one builder tackled pulley design for optimal reliability.
Putting Off the Tailwheel Spring Repair
After decades of delay, a cracked tailwheel spring finally forces long-overdue upgrades on a well-worn Starduster Too.
Modifying a Pitot Mast
Drilling a Piper pitot mast for heat proves trickier than expected—alignment is critical to avoid ruining the part.
Running With Scissors
Stay safe in your workshop with these practical, experience-driven shop safety tips from a tech counselor.
Build, Test, Refine and Fix—Part 3: High-Speed Taxi Testing
High-speed taxi testing requires precise control, detailed planning and cautious execution as speeds approach stall and rotation thresholds.
In Case You Missed It
Report from Friedrichshafen
625 exhibitors in 11 exhibit halls? Amy Laboda was up for it at AERO Friedrichshafen, Germanys extravaganza of a trade show. Engines of all kinds were the order of the day.
