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Technical Articles

CW Contesting (Part 1): Getting Started

Most days, the CW bands are kind of quiet.  But on certain days, suddenly there are stations tuning up, conducting short QSOs, and then at the top of an hour […]

HAM Radio 101

What is Category Shopping?

The practice of deciding which category to submit your contest score in after the contest is over, and after information on (claimed) scores of potential competitors is public. The purpose […]

DX Engineering Receiver Guard RF Limiter box
Products & Product Reviews

How a Receiver Guard Electronic RF Limiter Can Protect Your Investment

The front-end of your radio’s receiver is vulnerable to a host of over-voltage villains. Radio frequency (RF) spikes rank at the top of the most-feared list. The good news for […]

Transformer distortion graph
Clifton Labs

Non-Linear Xformer Behavior

(Editor’s Note: The following article is from the archives of experimenter, inventor, friend of the Ham Radio community, and founder of Clifton Laboratories, Jack Smith, K8ZOA (SK).) I’ve written about linear […]

YASME foundation logo
HAM Radio 101

The Yasme Foundation: Origin and Overview

Today’s Word of the Day column salutes the Yasme Foundation, an organization celebrating its 60th year of forging new frontiers in the world of Amateur Radio. Led by Dick Spenceley, […]

HAM Radio 101

Ham Radio 101: What is a Call Sign?

For today’s Word of the Day, we go back to the basics. What is a call sign? After passing your Amateur Radio licensing exam (in the U.S), the FCC will […]

HAM Radio 101

Word of the Day: D-STAR

D-STAR is today’s Word of the Day in honor of the DX Engineering employee radio club, N8DXE, converting its analog repeater on 146.985 to D-STAR.  Developed in the late 1990s […]

DX Engineering radial plate and hardware
HAM Radio 101

What is a Radial Plate?

If you’re an Amateur Radio operator with a ground-mounted vertical antenna, today’s Word of the Day needs to be firmly entrenched in your Ham vocabulary—radial plate. A radial plate is […]

Ham Radio QSL card from St. Pierre and Miquelon
Events / Photo Galleries

It’s All in the Cards: QSLs from St. Pierre and Miquelon

Editor’s Note: Every month, DX Engineering features QSL cards from our team members’ personal collections. To highlight upcoming DXpeditions, we’ll be displaying a few of our favorite cards along with […]

HAM Radio 101

Word of the Day: “Tuner-Upper”

In our continued exploration of the DX Code of Conduct, we look at this important operating principle: I will not interfere with the DX station nor anyone calling and will […]