Magazine

Columnist Jim Weir has completed his solar-powered battery charger, and it works! It may not be the fastest charger, but it is certainly up to the task of keeping a battery topped off, even in winter.

The reality behind this pretty but high-maintenance material.

How do you turn out non-cylindrical objects with your lathe? Why, by using a four-jaw chuck, of course. And there's a way to effectively employ that 'ole' adjustable wrench that might have escaped you for years; by Bob Fritz.

Columnist Jim Weir sounds off on an all-purpose beeper that will work for most anything you want to call attention to in the cockpit.

Using a real computer-assisted design (CAD) program to design your panel has multiple benefits.

Jim Weir continues the project he started last month as he attempts to bring a little intermittence to a homemade tone generator so that it will go beep, beep instead of one long beeeeeeeeep when alerting you to an out-of-norm condition.

What do you do if you want to cut a longer-than-usual taper? Well, first you'll need to create a simple tool from some round stock that will provide target zones for your dial indicator, and then you may need to buy some more tools-what a shame! Home Machinist Bob Fritz takes you through the process. Hint: Choosing the right Morse Taper is critical.

If you've ever wondered who invented the ubiquitous light-emitting diode, wonder no more. Columnist Jim Weir explains the origin and evolution of LEDs, and how to wire them up for use in your aircraft.

Before you decide you cant build a plane because you don't have enough shop space, think again. After all, as author Bob Fritz points out, projects have been built in apartments. This article wont go quite that far, but it does detail some pitfalls to avoid and makes suggestions about maximizing the ease and efficiency of working in a limited-space environment.

Using LEDs for lighting an aircraft has much to commend it. Low draw, reasonable cost, long life, good visibility. This month, Jim Weir takes us through the beginning steps of building these lighting systems yourself, using off-the-shelf parts and a little ingenuity.