Technical Articles

Technical Articles

Ham Mobile Install: A Few Things to Consider about Transceiver Placement and Detachable Heads

In this installment of Ham Mobile Install, we will talk about selecting a radio, where to mount it in the vehicle, and placing a detachable head. When choosing a mobile […]

Technical Articles

What is a Band Stacking Register? MPAD? QMB?

Ask your ham radio friends what a Band Stacking Register is and you’re likely to get some blank stares. Others may pull out their smartphones and do an Internet search. […]

Technical Articles

Types of Feed Line Chokes

A feed line RF choke creates a high impedance in the path of RF common-mode current on the outside surface of a coaxial cable shield. The choke doesn’t affect currents […]

Antenna Tech / Technical Articles

Installing Your Ham Radio Mobile Antenna on a Vehicle

In this installment of Ham Mobile Install, we will be discussing ways to set up an antenna for mobile operations. Remember, the goal here is to get on the air […]

echolink graphic
Technical Articles

Ham Radio Tech: EchoLink & Broadcastify

So where else can radio be handy? In what ways has technology helped us expand our love for radio? There are quite a few ways amateur radio can be mixed […]

broken bolts caused by galling
Technical Articles

Ham Radio Tech 101: What Causes Galling & How Can You Prevent It?

You are just wrapping up the installation of your new antenna on your tower. You slip a bolt through the clamp and begin to tighten the nut when, suddenly, the […]

Is PSK31 Still a Thing?
Technical Articles

Is PSK31 Still a Thing?

Who has used PSK31? More accurately, who has used it lately? And I don’t mean for any contests dedicated solely to PSK31, but as an actual mode of communication. What […]

Assorted Antenna Adapters
Antenna Tech / Technical Articles

Building an Antenna Adapter Collection and Keeping Track of It

When I first became an amateur radio operator, I wasn’t sure what direction I wanted to take within the hobby. Not yet knowing where my interests lay or what I […]

Grounding and Bonding for the Radio Amateur Book
Technical Articles

Ham Radio Grounding and Bonding and RFI

Over the past few years, a lot of attention has been developed regarding grounding and bonding. I am pleased that my ARRL book Grounding and Bonding for the Radio Amateur […]

Field Day / Products & Product Reviews / Technical Articles

Ham Radio Headphones, Headsets, and Speaker Microphones in the Field

One of my favorite parts of ham radio is public service events. It is sure a lot of fun to help serve the community. One thing you quickly notice, though, […]