One of the primary concerns of radio amateurs who operate with alternative energy is something I call communications efficiency, or, getting the most signal you can for the input power. A lot of fuss, maybe too much, is spent on squeezing every last watt out of our solar panels, generators,… Read more »
This is a very exciting time of changes for off grid and alternative energy. The cost of established systems is coming way down and many new discoveries are in the pipeline. For sure, a lot of emerging off grid technology is highly theoretical and may never appear on the end… Read more »
You did your homework, absorbed all the great advice here on Off Grid Ham, and put together an off grid amateur radio setup that works well and serves your needs, at least in theory. What now? To continue with a theme from my last article about Winter Field Day, here’s the… Read more »
For all the choices, it’s surprisingly hard to find a portable antenna for HF that is affordable and practical. A portable antenna does not have to be an epic quest. In this article I’ll discuss a few options and then give detailed instructions on how to make a super-easy, super-cheap HF… Read more »
One of my readers asked about inverter efficiency and suggested that it would be helpful to the Off Grid Ham community if I did an article about overall solar efficiency. Since that’s not the first time the question has been raised, I’ll accept the invite. In this two part series… Read more »