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 […]
An Amateur Radio Blog by DX Engineering Technical Articles
Antenna Tech / Technical Articles
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 […]
Technical Articles
What is Amateur Radio Direction Finding?
Also known as fox hunting or radiosport, amateur radio direction finding (ARDF)is a sport that combines the use of ham radio gear, a topographic map, a magnetic compass, and orienteering […]
Antenna Tech / Technical Articles
In the Loop: Delta Loop Antennas
Looking for a wire antenna that’s inexpensive, easy to build, and works great for DX above 40m? A delta loop and its variants can make an effective single-band or multiband […]
HAM Radio 101 / Technical Articles
Mobile Radio Installation for Beginners
You can find a lot of information on any ham radio subject. People will tell you that you need to do this setup or that setup. Who should you listen […]
Technical Articles
Ham Radio Tech: HT Bluetooth and Phone Connection Issues
One of the biggest things I was excited about when I got my Kenwood TH-D74 was Bluetooth connectivity. I would put it in my window and use the TNC on […]
Technical Articles
Q-Section Feed Line Transformers
What the heck is a Q-section? Long a tool of antenna system designers, the Q-section is a handy way to make a single-band match between a feed line and an […]
Technical Articles
Ham Radio Tech: Winlink on iPhone/iPad!
I have previously written about ham radio software for the Mac and a companion piece about applications for iOS on the iPhone and iPad. My greatest struggle was always Winlink. […]
Technical Articles
Receivers and Busy Bands
Beginning in early fall, weekends start to fill up with “the majors”—contests that attract thousands of stations which fill the bands with strong signals. November and December are the most […]
Technical Articles
How to Improve Ham Radio Station Grounds
After antennas, station grounding is probably the most discussed topic in amateur radio. It’s also the one having the most misconceptions—or is that myth-conceptions? One of the biggest myths: Ground […]
