Homebuilt O2

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Do-it-yourself oxygen systems for when the air gets thin.

2014 Rotorcraft Buyer’s Guide

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Essential knowledge for choosing and flying Experimental rotors. By Roy Beisswenger.

2014 Plans-Built Buyer’s Guide

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Not everyone starts with a kit. By Paul Dye and Mark Schrimmer.

2014 Kit Aircraft Buyer’s Guide

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The state of the kit world is sound. By Paul Dye and Mark Schrimmer

2013 Engine Buyer’s Guide

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The outlook for the alternative engine market for Experimental/Amateur-Built aircraft is positive, and there are new additions since last year—even more reason to join the auto-conversion club. By Patrick Panzera.

2013 Engine Buyer’s Guide

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For homebuilders, power is a top-of-mind issue, and engines are among their most important decisions. From the familiar Lycomings and Continentals to the options in radials, here’s what the traditional aircraft-engine market offers.

2013 Rotorcraft Buyer’s Guide

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If flying a rotorcraft is your goal, this is a great time to start exploring your options—there’s been growth in this segment, and even more expansion is on the horizon. By Roy Beisswenger.

2013 Plansbuilt Aircraft Buyer’s Guide

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There are developments in the world of plansbuilt designs. Here’s what’s new, what’s old (but still going strong, such as the Pietenpol Air Camper) and what’s on the horizon. By Mary Bernard.

2013 Kit Aircraft Buyer’s Guide

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Here’s a look at the newest designs and how the kit aircraft segment of Experimental aviation has changed over the past year. By Mary Bernard and Suzanne B. Bopp.

2012 Alternative Engine Buyer’s Guide

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If you’re in the market for an auto-conversion engine for your homebuilt aircraft, here’s a definitive guide to the options. By Patrick Panzera.

In Case You Missed it

Engine Theory: Oil

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Oil: lubing and cooling the source of thrust.

Light Stuff

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Roy Beisswenger reports from Beach Blast 2011, the third annual PPG beach fly-in held each May at Panama City Beach, Florida.

Ask the DAR

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Building an RV-12 as E/A-B instead of ELSA, trying to second-guess the FAA.

Meet the Fokker, U.K. Style

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In 1915, Allied pilots called the Eindecker the Scourge. In 2007, three friends in England bought and built Eindecker replica kits, and improved upon the original design. By Geoff Jones.