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 units ...
If you own one of the ubiquitous RTL-SDR software defined radio receivers derived from a USB digital TV receiver, one of the first things you may have done with it was to snoop on wide frequency bands ...
What if you could decode the invisible chatter of wireless networks, uncovering the secrets of off-grid communication systems, all with tools you can build at home? The intersection of ...
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