Making PCB Strip Filter Design Easy To Understand

We’ve always been fascinated by things that perform complex electronic functions merely by virtue of their shapes. Waveguides come to mind, but so do active elements like filters made from no…

Learning About Capacitors By Rolling Your Own Electrolytics

Ever wonder what’s inside an electrolytic capacitor? Many of us don’t, having had at least a partial glimpse inside after failure of the cap due to old age or crossed polarity. The rest…

New Part Day: Exotic Filament For RF Dielectric Structures

The world of microwave RF design appears to the uninitiated to be full of unimaginably exotic devices, as engineers harness the laws of physics to tame radio signals to their will. Among the weapon…

Enjoy The Beauty Of Corona Discharge With This Kirlian Photography Setup

In our age of pervasive digital media, “pics or it didn’t happen” is a common enough cry that most of us will gladly snap a picture of pretty near anything to post online. So if y…