Tag Archives: emcomm

Field Day 2016: Activate Off Grid Systems!

A recurring theme at Off Grid Ham is the importance of going out and testing your ideas and projects in real world operating conditions. Very few of my schemes have ever worked exactly as planned the first time I tried them. Most needed modifications; a few were complete flops and… Read more »

DIY: The Off Grid Ham Portable DC Power Pack.

There are not too many options for radio amateurs who want portable DC power beyond the batteries in their devices. The Off Grid Ham 100 Watts For $300 Solar Power Plant is one alternative, but that can be too much for the ham who only needs to run a handheld/QRP… Read more »

Go Box Zen: Know Where You’re Headed Before You Leave.

go box

Go boxes are a well worn subject in ham radio circles. On prepper/survival internet forums in particular, the topic has been beaten beyond death. In nearly all of these discussions, there is a lot talk about the how, but not much on the why. When reasons are given, they are… Read more »

NVIS -Near Vertical Incidence Skywave: Why You Need It.

One of the big thrills of amateur radio is working DX. There’s a lot of excitement in contacting that “Holy Grail” station on the other side of the world and earning bragging rights on local FM repeaters. But crisis communications necessitate that amateur radio operators trade DX glory for close… Read more »