Engine Mounts

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Many factors go into designing and building good engine mounts, including consideration of the engines thrust line and gyroscopic precession effects. They deserve our respect.

Aero ‘lectrics

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Documenting the changes you make to your airplanes electrical system is tedious work-but vital. Jim Weir takes a look at the software available to help you keep track of upgrades and mods.

Aero ‘lectrics

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Jim Weir takes a look at low-cost and free CAD software available to help you document modifications you've made to your aircraft.

Aero ‘lectrics

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Jim Weir takes a look at the performance of a DIY ground-plane antenna versus a factory-built rubber duckie on a handheld GPS receiver.

Aero ‘lectrics

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Jim Weir provides a DIY alternative to the store-bought transponder antenna.

Aero ‘lectrics

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Jim Weir lays the groundwork for a DIY LED rotating beacon project.

Aero ‘lectrics

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Jim Weir offers a solution for how to regain reception when your rubber ducky antenna fails.

Aero ‘lectrics

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Proper sizing and selection of the wire that goes into an aircraft can have a profound effect on the efficacy of the installation.

Aero ‘lectrics

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Transistors don't like excessive heat, but there's a way to beat it: an engineered heat sink.

Aero ‘lectrics

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Jim Weir describes some close encounters with power regulators of the plastic and metal-can kind.

In Case You Missed It

Kerosene Dreams

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Designer John Monnett has been waiting more than three decades for his SubSonex very short-winged glider to take off, and now it just might.

All About Avionics

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Which engine monitor is best? Author Stein Bruch may not offer a definitive answer for all builders, but he details the factors that should be considered before arriving at a final decision, along with tips on how to achieve a successful installation.

The Creative Homebuilder

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Buckin' where the sun don't shine.

Thundering Mustangs

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If you want to go faster, add more horsepower.