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 ...

When cheap digital TV dongles enabled radio enthusiasts to set up software defined radio (SDR) systems at almost zero cost, it caused a revolution in the amateur radio world: now anyone could tune ...