EMCOMM: Emergency Power Options
The portable rigs are ready to go. The antennas are chosen and packed. But there are plenty of other needs to think about before you head off for a remote […]
An Amateur Radio Blog by DX Engineering Technical Articles
EMCOMM / Technical Articles
Technical Articles
Superheterodyne, SDR, Hybrid SDR: Which is Best?
Software Defined Radios (SDR) have become popular with hams over the last few years. Many own one, and those who don’t have certainly heard of them. What is an SDR […]
Antenna Tech / Technical Articles
Extending the Life of Your Antenna System
Wouldn’t it be great if your antenna system would work forever without any maintenance? Put it up once and enjoy it indefinitely–no tower climbing, cleaning connections, or replacing corroded parts. […]
EMCOMM / Technical Articles
EMCOMM: Antennas on the Go
The rigs are ready to go. What’s next? Choosing the right antenna is an important aspect of successful portable operations. While most people know that an antenna is key to […]
Antenna Tech / Technical Articles
EMCOMM: Preparedness and Flexibility of the Go Box
What is a Go Box? The go box–also called go kit, jump kit or EMCOMM box–is a topic that has been much discussed in the amateur radio community. Though extensively […]
Technical Articles
Hams on the Go Part II—Making Practical Decisions Away from Home
In Part I of Hams on the Go, we discussed the basics of what you need to get on the air when you’re mobile. Now it’s time to look at […]
Technical Articles
Ham Radio Basics: QSL Card Info and Etiquette
For over a century, hams have exchanged QSL cards to confirm two-way contacts between each other. Originally used to facilitate technical details about a station’s qualities, over time they morphed […]
Antenna Tech / Technical Articles
Little Pistol Low-Band Antennas
Some of the biggest challenges presented to the Little Pistol, especially one who wants to become a Medium Gun, are the low bands. This generally means 10 MHz and lower, […]
Technical Articles
HF Propagation at the Equinox
All things being equal… Here comes fall, the time of year when the northern hemisphere emerges from the summertime HF doldrums. At the same time, the southern hemisphere hams are […]
Technical Articles
The Path to 488: The GridMaster Award for Satellite Operators
Those new to satellite operating are generally thrilled when they finally talk to another person through an object orbiting in space. As the number of contacts starts to grow, many […]
