But, what about a better communications system? When we think open source, our mind naturally turns to software, usually *NIX-based, running on Linux. What most people tend not to think about is the ...

An amateur radio repeater used to be a complex assemblage of equipment that would easily fill a 19″ rack. There would be a receiver and a separate transmitter, usually repurposed from commercial ...

While it may have required a large amount of expensive equipment in the past, like most ham radio operations the advent of software-defined radio (SDR) has helped revolutionize this aspect of the ...