It’s not so simple. The other day I came across an interesting discussion on a ham radio internet forum about the pros and cons of amateurs getting involved with incident/disaster response organizations and whether or not assistance from amateurs is even wanted. Just as we’d expect from the internet, the… Read more »
A mature technology. AC inverters are like other technology in that during the early years they were very expensive and didn’t work particularly well. Over time they were tweaked and improved and today inverters are better and less expensive than their ancestors. I suggest including an inverter in your off… Read more »
If you are an off grid ham, you probably have a gas powered generator. And if you are a conscientious off grid ham, you have at least a few day’s worth of fuel stored. Does gas have a shelf life? Are all types of fuel the same? Are you unknowingly… Read more »
In a recent article we did a deep dive into assembling a portable off grid radio station that was light and minimalist enough to be carried a fairly long distance by one person, but still had enough functionality to be an effective communications tool. That goal necessarily required using QRP… Read more »
This is the first in an occasional series on developments and news in off grid and alternative energy relevant to radio amateurs. I’ll sort through the geek stuff so you don’t have to! If you come across a news item that would be in interest to Off Grid Ham readers,… Read more »
A majority of off grid amateur radio involves portable operation with small systems. There are many reasons for this: Many people cannot afford large scale fixed solar; some are held back by homeowner association rules or want to incorporate amateur radio with camping & hiking activities. Other amateurs are motivated… Read more »
It’s always some variation of “How big of a battery do I need to run my (fill in the blank) radio?” It comes up a lot, not just in my email but also on the various forums and blogs I visit. The question is too open ended and comes with… Read more »
Radio utility monitoring may seem like just a hobby, but there is great practical value in keeping tabs on the airwaves outside of the ham bands. In an emergency or SHTF situation, traditional media may be offline or unreliable. Utility radio monitoring is the perfect “plan B”. This time around,… Read more »
I do very few product reviews here on Off Grid Ham because there isn’t much that hasn’t been reviewed elsewhere a zillion times already. I also want to avoid the conflict of interest that comes from accepting free stuff in exchange for reviews. AS Tool, a small Taiwan-based operation trying… Read more »
So you’ve had your fun with small single solar panels and are ready for a larger multi-panel system that can handle beefier loads. Hopefully you’ve read previous Off Grid Ham articles and have your system all planned & spec’d out. There’s one important detail we haven’t covered on this blog… Read more »
Field Day 2018 is almost here. It’s a contest, readiness drill, science fair, publicity stunt, geek festival, and party all rolled into one. It’s the Grand Poobah of amateur radio events. And this year my challenge to Off Grid Ham readers is not to fly solo. The task is simple:… Read more »
It came a little late for some of us, but spring and warm weather has finally arrived. If you were laying low and avoiding radio activities over the winter because of the weather, then your chance to get out and do some portable off grid ham radio operating has arrived…. Read more »