25th Anniversary: Loran and GPS take over

Todays GPS technology has largely supplanted loran as a navigational aid in Experimental aircraft, and thats not a bad thing. By Marc Cook.

What’s New: Dynon’s New Com Radio and Intercom

X-Series Oil Coolers from Airflow Systems, Belite’s new LED Fuel Gauge.

Around the Patch

Editor-in-Chief Marc Cook comments on how recent software enhancements improve the performance of the Grand Rapids Technologies Horizon HX EFIS.

Alternative Energies

Electric motors—state of the art. By Dean Sigler.

Down to Earth

Born again. By Amy Laboda.

Taking Care of Old Pushy and Pulley

Modern propellers do a good job of converting engine horsepower into thrust, and are generally tough and sturdy. But every prop needs care. Steve Ells looks at the top prop-care tips.

Editor’s Log

What do you do with your homebuilt?

Safety Is No Accident: Buying a Previously Owned, Flying Homebuilt

Ron Wanttaja looks at the accident data to determine whether its safer to buy than build an Experimental, and he identifies the key factors to ensuring a successful outcome.

Light Stuff

Cub look-alikes have been popular for years, and CubCrafters Sport Cub S2 SLSA holds its own against the competition. By Dave Martin.
logbook

Let the Ink Dry

For as long as I can remember, and thankfully that is more than five decades, I’ve read of builders performing an aircraft’s first flight...

In Case You Missed it

Adjustable Jig Posts

An easy way to keep a wood jig in alignment.

The Independence Project: Tackling the Tail

Dave Martin and the builders of Chapter 292 break out the rivet guns and bucking bars, and work on the RV-12 tail.

Kit Stuff

What’s the Future of Homebuilding?

Some builders of Experimental/Amateur-Built aircraft are builders in name only, deferring primary construction of the aircraft to the pros. So concluded the FAA, which is determined to clamp down on those who would flout the 51% rules. What does it mean to regular homebuilders? Those who are building now will be unaffected, but for future builders, the FAAs guidance revisions could be significant.