Magazine

After checking with a variety of aluminum polishing aficionados, author Bob Fritz came up with a winning combination for maintaining the shine on metal airplanes. He details not only which products to use, but also how to use them for maximum effectiveness with minimal elbow grease.

As the project is completed and is readied for its flight home, the author reflects on the challenges he overcame and the lessons he learned during the build; by Rick Lindstrom.

Raconteur and avid WW-I-era airplane enthusiast Dick Starks regales us with tales of innovation and resourcefulness when he attempts to measure the pull of his and his compadres VW powerplants.

Author Bob Fritz explains how to set up a vacuum-bagging operation in your home shop, using readily available equipment and supplies, which will get you great results on small- to medium-size parts. The object is to mechanically squeeze out excess epoxy for a good-ratio part with maximum weight savings and strength.

Builders share their successes.

In his continuing series, author Bob Fritz discusses the ins and outs of threads including how to avoid seizing, types of threads, sizing, drilling holes, using a tap-drill chart, and matching fastener dimensions.

In an ongoing attempt to update his shop and make it more energy efficient, Jim Weir puts together a winning compressor-generator combo to run the lights and whatever else needs juice.

Its an age-old duality: stability versus maneuverability. Many factors go into developing and building any aircraft, and the designers choices will affect a pilots workload, for good or ill. Among the topics discussed are trim, pitch stability and yaw stability;

Marc Cook reviews the new twin-turbo Velocity TXL from Velocity Aircraft. Among the benefits of the new configuration, which includes two Garrett turbochargers on the Continental engine, is power that keeps performance consistent well into higher altitudes-to the tune of 250 knots at FL250.

Van’s founder Dick VanGrunsven has long been active in the development of consensus standards for Light Sport Aircraft. Until recently, however, no one knew he was developing an LSA of his own. Enter the proof-of-concept RV-12. If testing bears out the viability of the concept, it may become available as an amateur-built kit.