![Lowell Farrand spent years serving as an FAA DAR and is in the EAA Hall of Fame. He offers sound advise to builders. [Credit: Bill Wilson]](https://www.kitplanes.com/wp-content/uploads/2026/05/unnamed-4.jpg?w=534&h=462&crop=1 "Think Like a Builder")
![Author Bill Wilson takes a break from measuring and cutting the Lexan windshield during his Onex build. [All Images Credit to Bill Wilson]](https://www.kitplanes.com/wp-content/uploads/2026/04/image-2.jpg?w=265&h=198&crop=1 "Think Like A Builder")
Angle of Attack vs. Airspeed
Angle of attack indicators have been used by the military and airlines for years and have made their way into general aviation as well,...
Chemysteries
All machined things (parts, tools, etc.) eventually have to be “finished” in one way or another. This may include tumbling, sandblasting or burnishing, but...
Solder It Up
We are almost to the end of our romp through the solder pads. We’ve learned about the solder itself, and now it is time...
One Step Drill and Tap
We use quite a few small machine screws in our homebuilt projects. These small screws might be found, for example, holding the instrument panel...
Bleeder Coupling
Bleeding hydraulic brakes of trapped air is something everyone who builds or works on airplanes eventually has to do. The process is fundamentally simple....
DIY Compact Blind-Rivet Puller
While building my Panther tail kit, I came upon this note in the assembly manual in the elevator joiner photo: “This rivet is impossible...
A Soldering We Shall Go (Part 2)
When last we left our discussion of soldering, we touched briefly on each of the basic topics concerning joining electronic parts together using a...
The Inside Corner on Reducing Stress
It is common practice for builders to cut openings in aluminum aircraft structures. Popular examples include creating inspection or access panels in the wings...
Calling All Collets
Most metal lathes come with a three-jaw chuck for a good reason: They are the best option for general-purpose work. They accommodate the widest...
Holler, Holler, Let’s All Solder (Part 1)
OK, I’ll admit it. Back in the fifth grade my parents gave me a wood-burning set for Christmas. Now, they pretty much knew they...
In Case You Missed It
Homebuilding-In the House!
Building a hoist allows a builder to construct a full-span wing assembly inside his house-and keep it out of the family's way.
Firewall Forward: Oil Coolers and Oil Lines
The right oil cooler, installed correctly, can maximize your engine’s life. Of course, you’ll also need to consider crankcase breathers, oil separators, oil filters, oil lines and connections.