Articles written by: Ward Silver, N0AX

Technical Articles

Why Upgrade to Extra?

So you’re a Technician class license holder? Congratulations on passing that exam! You can be proud—the public is almost completely unaware that Hams have to take an exam and are […]

Technical Articles

Baluns vs. Impedance Transformers

There is a lot of confusion about baluns—where you need to use one, what the balun is supposed to accomplish, and even what a balun really is! The term “balun” […]

Technical Articles

Guide to Low-Band DXing– When and Where

Most Hams start out DXing on the HF “high bands” of 20 through 10 meters. There are lots of stations active, the antennas are manageable in size and effective height, […]

Products & Product Reviews / Technical Articles

Choosing and Installing Fuses

All non-product graphics are used courtesy of the American Radio Relay League from the 2020 Edition of the ARRL Handbook and the referenced QST articles. Fuses are components that “just […]

Technical Articles

Station Improvements: Inside During the Winter

Station repairs and upgrades can take place all year round, inside and out. That said, Hams who live where the chilly winds blow and the snow flies during the winter […]

Technical Articles

Choosing a CW Key or Paddle: Understanding What’s Available

Learning Morse code for CW operation has many similarities to learning how to play a musical instrument. Modulating the musician’s maxim about achieving success, “How do you get to the […]

Technical Articles

Troubleshooting Hum, Buzz, Crosstalk, and RF Pickup

Hams are typically less precise in their use of technical terms than are professional engineers and technicians. Nowhere is this more true than in descriptions of signals contaminated with unwanted […]

Technical Articles

Long-Duration HF Contesting Tips: Looking Beyond Your Equipment…Tips on Coming Out on Top

Contests come in a lot of shapes and sizes, from domestic sprints lasting a few hours to weekend-long, 48-hour worldwide DX contests. The difference can be as great as between […]

Technical Articles

Contesting Equipment Guide: Small Upgrades that Can Make a Big Difference

So you have a station, you’re operating in the contests, and looking to move up the score listings— excellent! But what to do? Is there a BNR (Big New Radio) […]

DX Engineering’s Color-Coded Ferrite Toroids
Products & Product Reviews

DX Engineering’s Color-Coded Ferrite Toroids

If you purchase ferrite components from most manufacturers, you’ll find that they all look pretty much alike: dark grey beads and toroids and rods without markings or other identification. This […]