Radio-frequency scanners, like the Uniden Bearcat Scanner, check for active radio communications in your immediate area. They're commonly purchased by hobbyists, but they also have many business ...

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 ...

[regveg] was looking for a way to receive signals outside the normal 64-1700MHz range his TV tuner software defined radio dongle can get. After finding a few $100+ upconverters on the Internet, he ...

A software defined radio lets engineers use frequencies and signals making it easier to build and test radar satellite and ...

Frequency Analysis Software (FAS) tunes servocontrol systems in the frequency domain. The software, in conjunction with a motion controller, measures the frequency response of the plant to be ...