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 […]
An Amateur Radio Blog by DX Engineering Technical Articles
Technical Articles
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 […]
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 […]
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, […]
Technical Articles
Ham Radio Digital Modes: There’s Something About Olivia
FT8 has taken over ham radio by storm in recent years, especially in the digital mode category. Just look at any spotting site, like DX Summit, and you’ll see an […]
Technical Articles
CW Pileups for Beginning Ham Radio Contesters
In just two weeks (February 17-18) one of the biggest CW contests in the world will fill the bands from 160–10 meters (except for 60, 30, 17, and 12 meters, […]
Technical Articles
AUXC Qualification in Ohio
Most people know about the AUXCOMM course from the Department of Homeland Security (DHS). For those who do not, here is a quick rundown from my previous AUXCOMM article: The […]
Antenna Tech / Technical Articles
Ham Radio Tech: Do Snow, Rain, and Ice Affect Antennas?
Yesterday, a heavy rainstorm caused some high SWR readings to appear on my station’s power meter. I thought things would return to normal after the storm passed, which they eventually […]
Technical Articles
Amateur Radio Guide to Following CEPT and FCC License Rules
The following article is co-authored by John Crovelli, W2GD and Ward Silver, NØAX. It took a global pandemic to raise our general awareness of amateur radio licensing reciprocity and remote […]
