Tag Archives: prepping

Lithium Batteries In The Cold: A Guide.

      7 Comments on Lithium Batteries In The Cold: A Guide.
lithium batteries

Mother Nature flips the switch. Where I live in the upper Midwest USA, we were unusually lucky to have an extended warm Fall season. In early November we were still seeing highs over 70F (21C). I was raking leaves wearing shorts and a t-shirt! But ahhh yes, everyone knew the… Read more »

Check Out This Really Cool Radio Manual Database.

A moment of serendipity. Let’s face it, the internet can be a sewer. Yes, there’s quite a bit of useful information out there, but sometimes trying to find it is like sticking your hand in a toilet full of crap to fish out a hundred dollar bill. DATABASE Well, in… Read more »

Conventional vs. Inverter Generators.

      9 Comments on Conventional vs. Inverter Generators.
generators

A necessary spare tire. Off grid amateurs have a love-hate relationship with gas engine generators. Due to generators requiring constant refueling and ongoing maintenance, they are not a realistic long-term power solution. Most of them are noisy, many are poorly made, and all of them are dirty. Yet, they are… Read more »

Understanding Wire & Conductors

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Moving electrons around. Wire and electrical conductors are so fundamental that we use them without giving much thought to their importance. Conductors, or wire, are to electricity what pipes are to water. Without them, absolutely nothing happens. This time around we’re going to examine wire & conductors, their behavior, and… Read more »

The Secret Life of Solar Panels.

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solar panels

It’s not magic, it’s science. Few hams who use solar panels know how their panels work, or how they are made. Of course, it’s not necessary to know any of this in order to use them. Still, having a basic knowledge of solar panels makes one a more well rounded,… Read more »

Add a DC Power Monitor To Your Off Grid System.

dc power monitor

More than just bling. Charging, discharging, watts in, watts out, current, voltage, and other values can tell you what your off grid system is doing. Having data helps you plan your power usage and forecast problems before being caught short. A DC power monitor addresses all these issues and is… Read more »

The Transmitters of Freedom, Chapter 3: COMMENTARY.

shortwave

A moral imperative. On two previous occasions (here and here) this blog published editorials calling for a shortwave radio broadcast “revival” to oppressed foreign countries with censored internet and no free speech protections. Since then, shortwave broadcasts have declined even more. The invasion of Ukraine by Russia and other world… Read more »

Lithium Batteries vs. The World!

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storage batteries

Battery envy. I recently received a very nice email from Mike in Missouri where he described converting his home off grid system to lithium batteries, at a cost of over $7000.00 USD! My own home system is still on old school flooded batteries because I have not recached a point… Read more »

Winter Ham Radio Operating Opportunities!

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WINTER HAM RADIO

Are you hibernating this winter? Where I live, and for most of you, it’s really cold! It seems like after the Christmas season is over no one is motivated to do much winter ham radio. It is a great time to keep going with radio activities. Of course, we need… Read more »

Summer Roundup & Ham Radio News.

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ham radio news

Greater than the sum of its parts. Along the summer I’ve collected bits and pieces of topic suggestions and ham radio news. Any one of them by itself is not worthwhile as an entire stand-alone Off Grid Ham article, and a few are not even directly ham radio-related. But collectively… Read more »

Getting Out of the RFI Maze

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RFI

One of the hardest problems to understand. Amateur radio is full of difficult challenges, but few of them approach the hair-pulling level of radio frequency interference, or RFI. It’s a hard issue to address because there are so many variables. For example, sometimes moving a piece of equipment just a… Read more »

Buying A Ham Radio? Good Luck!

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USED RADIO

Everyone is asking. buying a ham radio As I roam the internet keeping up with others’ thoughts about ham radio, the number one theme that seems to come up, by a very large margin, is “I want to get into amateur radio, but I can’t afford it!”. The sentiment is… Read more »