Pattern and Match

When you buy a new, expensive HF transceiver you will invariably find that they include a small plastic bag containing a variety of connecto...

We have comfort zones. You can easily recognize yours when you venture outside its boundaries. It can happen by accident or by design. It...

The summer solstice is the peak of the sporadic E season. However, that is a probability, not a certainty. We don't have any reliable mo...

Directional antennas require a way to change the direction if they are to be useful for most operating. Methods include: Mechanical: rotator...

With the return of sporadic E season on 6 meters my thoughts turn to transmitter duty cycle. That might seem odd unless you know that I almo...

DX spotting clusters have existed for decades. Originally they were isolated systems accessible via packet radio on VHF or UHF, and therefor...

It's said that sporadic E does better when solar activity is low, thus favouring the years surrounding the cycle minimum. With the solar...

One lack in my station is a sufficiently strong signal on 15 meters into Asia, especially east Asia. While we cannot run Asian stations like...