Jim Weir
Franklin vs. Edison et al. and Marconi
A word we use rather flippantly when perusing electronic circuitry—ground.
Ernie’s Room and Board
Way back in March ’23 (deep in snow here), I gave you the problem of Ernie, who needed a flashing light to see when...
Complex Impedance
A loyal reader writes, “I have a homebuilt Bugsmasher with a couple of com radios. They are a FlashBoom 32X and a LoudenWhapper 22A....
Memories
It was 1985 when this 42-year-old kid wrote an article for an upstart magazine aimed at the homebuilt aircraft market. Appearing in the October...
The 13 Command(ment)s
For most people, 10 are enough. Laying out a PC board, you’ve got a few more. Remember, now, I’m trying to show you the basics...
More PCB Fun
OK, this one is the witch of the bunch. You’ve had two months to download and read all the instructions for Circuitmaker/Traxmaker, and I’m...
A Pea Sea Bored?
Text and phonetically, yes. But if you will sit down, fasten your seat belt tight and just hold on, I will show you how...
Terms of the Trade
I’ve been a teacher most of my life, but my first paid gig in 1967 was teaching avionics (aviation electronics) at a community college...
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...
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...