Ask the DAR
Two engines, one prop; ownership without a sales receipt; ultralight registered as E/A-B.
Build Your Own Stall-Warning Device
Certified aircraft have had them for decades-but not Experimentals. By Michel Suire.
Engine Theory: Engine Cooling-Avoiding Meltdown
Understanding the differences between air- and water-cooled engines.
Ask the DAR
Confusion about FAA Form 8130-12, replacing the 2-inch Experimental placard, selling an engine.
In Case You Missed It
All About Avionics: Autopilots
Want to be fresh at the end of a long flight? Experimental-only autopilots beat their certified counterparts. They're usually less expensive, more capable and far more user-serviceable (if you know what you're doing). By Stein Bruch.
Safety Is No Accident: Glasair and GlaStar
Ron Wanttaja examines the accident data for the Glasair and GlaStar designs and finds structural support may play a key role.
