A few months ago, we saw a hack where a $20 USB TV tuner was transformed into a software-defined radio capable of reading GPS signals, listening to radio transmissions between aircraft and a control ...

If you’re just getting into software-defined radio (SDR) but you find some of the math and/or terminology a bit of hurdle, you could absolutely do worse than to check out these SDR tutorials by ...

Software Defined Radio (SDR) is “a radio communication system where components that have been typically implemented in hardware are instead implemented by means of software on a personal computer or ...

Two years ago, I wrote about using an inexpensive RTL2832-based DVB/DAB USB dongle as a spectrum analyzer and receiver. (See “Software-Defined Radios Help Explore RF Spectrum,” July 11, 2012). It is ...

As the world becomes more interconnected and digital, software-defined radios (SDRs) become an essential part of our daily lives, with applications ranging from satellite communications and radar ...

A software-defined radio (SDR) uses a general-purpose computer processor to perform aspects of digital signal processing in place of analog circuit hardware. This allows for greater flexibility in ...

The SWIFT-SLX radio is a compact, affordable software-defined radio designed to provide S-band and L-band communications for small satellites. (Tethers Unlimited Photo) Bothell, Wash.-based Tethers ...