Jam Nut Triple Threat

Jam nuts serve a purpose and that is to prevent actuating arms from becoming disconnected. I found three examples on the same airplane. Two...

Prepare for a Charge

The battery you install in your homebuilt kit will have nearly the same kind of life as the one in your automobile. It will...

The Other P Factor

Late last year I flew from Southern California to Tucson and back in my Jabiru Light Sport. The flight was about 3½ hours each...

Carburetor Maintenance

Neglect is the biggest enemy of your carburetor. Take care of it and it will take care of you.

Vertical, Vertical and so Very Practical

So, here we are with fly-in season upon us. And fire season. And lots of reasons to have an aircraft com station on the...

Past Due ELT Batteries

There is a requirement for an annual ELT check to be entered into the aircraft logbooks. The batteries must be replaced prior to the...

Tilting the Mill Head

Most milling machines have the capability to tilt the head to make angled cuts. This comes in handy when the workpiece can’t be conveniently...

Low Compression

Usually, we look for something greater than 60/80 when doing compression checks on Lycoming engines. A reading such as this one (36/80) really warrants...

Off the Grid (Chapter 2)

Here we go with what I promised you last month. This may be the simplest—and yet the most complex—discussion of what it means to...

NPT and Aircraft Fittings–Don’t Get That Size Wrong!

National Pipe Thread‭ ‬is a U.S‭. ‬standard for‭ ‬tapered‭ ‬threads‭, ‬which we find on many aircraft fittings‭. ‬Contrast this with‭ ‬straight‭ ‬threads‭, ‬which are...

In Case You Missed it

Design Process: Planform Shape

Last month we took a look at the effects of span and aspect ratio....

Contributors

Chuck Bodeen Chucks background is as an aerospace engineer and computer programmer. His love for...

Flight Review: Seven into Ten

The four-seat Van’s RV-10 has been an enduring presence in the homebuilt universe, but its best years may still lie ahead. By Marc Cook.

Completions

Builders share their successes.