An Amateur Radio Blog by DX Engineering 
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 […]
“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. […]
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’ […]
We received a question from a Ham in Oklahoma about mounting a Cushcraft R8. Although our answer was aimed at the Cushcraft R8, the information can be used for other vertical […]
CW stands for Continuous Wave. In CW communications, a continuous carrier is transmitted as long as the key contacts are closed. By making and breaking the contacts into specific patterns, characters […]
A “Cadweld One Shot” is ideal for making permanent, reliable connections to your ground rods. It’s a very cool process that is easy to do and will impress even the […]
Much of the newer ham radio receiving gear uses F-Connectors. Most everyone is familiar with this type of connector. You find them on the back of your TV set, your […]
This is a question many new (and experienced) amateurs face today. There are many styles and types of antenna analyzers available, and it’s not easy to sort them all out, even for […]
A well-equipped ham shack is chock full of transmitters, receivers, (or at least transceivers), antenna tuners, coaxial switches, radio accessories and all manner of electronic equipment. All of these things […]
There is a small bit of homework required to establish the turning radius of an antenna. You have to figure out the hypotenuse of a right triangle. For this exercise we […]
