Ask the DAR

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Mel Asberry looks at who can and cannot sign off on homebuilt aircraft inspections.

Maintenance Matters

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Veteran A&P Steve Ells explains the basics of setting up and organizing your home workshop, and the tools you'll need to complete and maintain your project.

Aero ‘lectrics

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Jim Weir shows you how to build your own GPS “turnstile” antenna.

The STOL Equation

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Barnaby Wainfan explains the challenges designers face in creating viable STOL aircraft.

2012 Plansbuilt Buyer’s Guide

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The 2012 Plansbuilt Buyer’s Guide features 138 designs for those who prefer the challenge of building an aircraft from scratch.

Steen Skybolt

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The Steen Skybolt is a fabric-covered, wood-ribbed biplane that is built for aerobatics—and doesn’t disappoint. By Ed Wischmeyer.

Letters

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Hot or Not?Since it's blazing hot here on the Great Plains, I was excited to see the September issue when I opened the mailbox....

Editor’s Log

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Editor Mary Bernard makes the case for presenting the annual Aircraft Buyer's Guides data in a new, more useful form.

What’s New

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Find welding resources at USAWeld.com, Ztron Labs offers an alternative to conventional aircraft circuit breakers, and record your flights with the AV-HD video system from Data Toys. Edited by Abby Ventzke.

Viewfinder

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Marc Cook looks at the possibility of Glasair Aviation initiating a new Two Weeks to Taxi builder-assistance program for the Van's RV-10.

In Case You Missed it

Why You Should Do Engine Oil Analysis

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Engine oil analysis for aircraft is an essential element of long-term powerplant health, for...

Datalink Weather: Long-Term Exposure

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Marc Cook relates his experience, more than four years' worth, with XM-sourced inflight weather.

Down to Earth

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As environmental regulations and market pressures converge on avgas boutique industry, Amy Laboda investigates whats going on in energy research… and whats to come.

Ly-Con O-Ring Trick

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When you join two halves of a flat aviation engine together, they often weep between the starter and the alternator. Not only is this unsightly, its wasteful and makes completing an overhaul more cumbersome than need be. Enter Ly-Con, whose groovy O-ring process promises to stop leaks before they start.