Engine Update

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UL Power engines have gained popularity in the homebuilt community in recent years. Marc Cook takes a closer look at the Belgian-made line and the people behind it.

Practical Electrical

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Battery facts and fables—Lithium considerations. By Robert L. Nuckolls, III.

Build It Better: Knowing how it works

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How do you reconcile a discrepancy between two gauges in your aircraft, say, a float-gauge reading and fuel-totalizer data? It helps to have a deep understanding of your systems.

Letters

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When Is an LSA Not an LSA?I always enjoy the annual compilation of aircraft that can be built from scratch in your January issue,...

Letters

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Enjoyed Alaska!I thoroughly enjoyed the story in the April 2014 issue about Robert E. Barber and his trek from south Texas to Alaska and...

Fuel Pump Replacement

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I was climbing out from my home base airport in Chino, California. I noticed that the fuel pressure was quite a bit less than...

Alternative Energy Projects

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This month I’m taking a step back from doing the usual aircraft-related project to look at some “off the grid” projects that take advantage...

Helping Out

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You may have noticed, but things have gotten sort of expensive lately. The daily stuff has a new bite to it and the once...

Emergency Parachutes

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A safety net you can wear. By Bruce Eicher.

SeaRey Amphib LSA Flight Trial

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Here's an over-the-transom report on the SeaRey LSA amphibian from Aviation Consumer's Jeff Van West, who is having more fun than he deserves.

In Case You Missed it

Shop Upgrades

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Part 1: Do-it-yourself epoxy flooring.

Contributors

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RON ALEXANDERRon Alexander has been part of the homebuilding scene for decades. He began...

Funny Money

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When I was a kid, way back in the 1960s, one of the toughest...

Laminar- vs. Turbulent-Flow Airfoils

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Airfoils break down into two general classes based on the behavior of the boundary layer.