Even though not every Hackaday reader is likely to be a radio enthusiast, it’s a fair guess that many of you will have experimented with an RTL-SDR USB dongle by now. These super-cheap devices ...

Back then, the most comparable device on the market would have been the FUNcube dongle ... called RTL-SDR, the Realtek RTL2832U chip is in reality just half of the equation; it’s a USB ...