Articles written by: OnAllBands

microphone and 73 Ham Radio illustration
HAM Radio 101

Word of the Day (73!): What Does 73 Mean?

When a Ham concludes a transmission or meet-and-greet by saying “73,” he or she is honoring a tradition that goes back to the early days of telegraph communications. Western Union […]

175 mile radius map around Baltimore
HAM Radio 101

Word of the Day: “175 Mile Radius” in Amateur Radio

Here’s a phrase that pops up in the fine print of many Ham Radio contest rules. It means a geographic requirement for groups of stations jointly submitting their scores as […]

ham radio operators working during a field day
HAM Radio 101

Word of the Day (HAM): What Does HAM Mean in Amateur Radio?

Editor’s Note: CW? SWR? QRM?  Yes, Amateur Radio has its own lingo–and we’ll cover that unique terminology in our daily Word of the Day column. We’re kicking off our Word […]

an assortment of handheld icom ham radio HTs
Technical Articles

Video Tech: Establishing Hot Spots for Your D-Star Radio

Ken, KA8ODA, is DX Engineering‘s digital mode specialist. In this video, he takes you through the hows and whys of establishing a hot spot in your home. “What a hot […]

dx engineering Fiberglass antenna tubing
Technical Articles

Tips for Handling Fiberglass Tubing for HAM Radio Applications

Many amateur radio projects use fiberglass tubing and there are some precautions you should take when handling it. When the tubing arrives – before you open the box – be prepared. There […]

Amateur Radio Frequencies and Bands illustration
Technical Articles

Guide to Amateur Radio Frequencies and Bands

Many hams equate frequencies and bands with colloquial usage. Therefore VHF is 2 meters, specifically 144 to 148 MHz, and HF is 160 through 6 meters, just like on our […]

copper strap for grounding electrical equipment
Technical Articles / Weatherproofing and Grounding

Copper Strap vs. Copper Braid in Amateur Radio Grounding

Tinned-copper braid has been around for a long, long time. It’s been used in many grounding applications because of its flexibility and ease of soldering. It’s great for grounding radio […]

Lightning Protector for coaxial cable
Technical Articles / Weatherproofing and Grounding

The Importance of Weatherproofing Lightning Protectors

Most amateur radio operators (hams) know they should weatherproof any coaxial cable connections that are outdoors to prevent moisture entering your coax connectors. However, many hams don’t realize you must […]

Ham Radio manual antenna switch
Technical Articles

Coax Switches: What to Consider When Buying a Coax Switch

“Wow! I just got another transceiver. I’m gonna need a coax switch. I’ll get a used switch off the web.” Bad idea… Used coax (coaxial) switches come in all conditions. […]

DX Engineering Maxi_Core balun
Technical Articles

Polarity on BALUNS Explained!

Q: If RF is a high frequency AC signal, why are there plus and minus signs on a balun? A: Keep in mind that we are usually connecting a ‘BALanced’ […]