Articles written by: Ward Silver, N0AX

Technical Articles

Propagation Paths–The Long and Short of It

Getting Around on the Bands This article focuses on one of my favorite interests: How HF signals get around. When asked the question, “Why are you into ham radio?” I […]

Technical Articles

Brushing Up On Math: Some Basic and Handy Calculator Tools for Hams

Uh-oh, just lost half the audience at the title! Don’t despair, you needn’t be an engineer to do the simple calculations we all encounter in ham radio, sooner or later. […]

HAM Radio 101

Ham Radio Contesting Etiquette for Contesters and Non-Contesters Alike

Why, yes, there is etiquette in contesting! Even though it may sound like chaos in places, there is a method in the madness. Every sport has its etiquette—certain things you […]

HAM Radio 101

Getting My License

What got you started in ham radio? What keeps you in ham radio? How did you get your license and what was your first station like? Quite a trip back […]

Technical Articles

Simple Filters from Transmission Line Stubs

In my previous article, I discussed overload from broadcast stations and the filters that could block those strong signals from getting to your radio. In this article, I’ll illustrate a […]

Technical Articles

Preventing AM and FM Overload

It’s common to experience interference from a nearby broadcast station, including commercial and public safety transmitters. The usual symptom is a continuous stream of distorted audio on all channels or […]

Technical Articles

What Is an Antenna System?

“System” is a word that gets thrown around a lot. What does it mean from the perspective of an amateur radio operator? Generally, I think of a system as a […]

Products & Product Reviews

Extra Gear That Should Be Standard Equipment

It wasn’t so long ago that RF power meters weren’t included in transceivers (or transmitters). You got plate current, grid current, high voltage (maybe), and S units for the received […]

Technical Articles

Troubleshooting Antenna Systems

After the previous couple of articles about troubleshooting (“Maintaining and Troubleshooting an HF Station” and “Troubleshooting Your Transceiver”), it’s time to move outside the station. An antenna system may not […]

Technical Articles

Troubleshooting Your Transceiver

Uh-oh, the radio’s broken! It’s either doing something it’s not supposed to or not doing something it’s supposed to. The natural response will always be to change a few things, […]