Both my wife and I have found a magnifying headlamp very useful for extensive close in work. You will find many cheap and cheerful models online. Give them a try. Read more
Category: Electronics Projects
How Big Is Your Cable Collection?
So, just how big is your cable collection? Did you even realize you had become a collector? Do you even know all the cables you have? Read more
Radio Accessory Power Distribution Box
Another successful 3D printed gadget for the radio room. This time, I built an accessory power distribution box for a couple of dollars. Read more
Removing Switched Mode Power Supplies from Shack
Removing switched mode power supplies, and their attendant RFI, can be quite simple. Let’s take a look at my cheep and cheerful approach. Read more
Wiring My X-Phase RFI Fighter
Wiring my X-Phase QRM Eliminator kit was fairly easy, but here are a few things to keep in mind if you build one of these. Read more
Assembling My RA0SMS X-Phase QRM Eliminator
I finally got around to assembling my RA0SMS X-Phase QRM Eliminator kit which arrived from Russia last month. Here’s the story. Read more
TinySA Low Cost Spectrum Analyzer
Who ever thought you could get a brand new low cost spectrum analyzer for fifty dollars? Well, you can, and it works fine. Read more
Wideband Loop Helper Performance
My homebrew wideband loop helper performance demonstrates what you can achieve with simple circuits and a bit of effort at the workbench. Read more
Wideband Loop Helper Build
Overall, my wideband loop helper build was fast and simple. Everything was made easier with isolation milling a small PCB on my CNC. Read more
Wideband Loop Helper Design
Some online calculators and open source software made wideband loop helper design easy. Using a simulator also helps you make adjustments to use readily available components. Read more