[Harrison Sand] just finished a guide on how to use SDR to listen in on Police and Fire radio bands. The project, which results in the crystal clear audio reception heard after the break ...

Whether you're scanning specialized items, keeping your luggage light, or yearning to be free of cables and cords, you'll ...

Police scanners fans can hear live police, fire, and ambulance calls. However, it isn’t as easy as it used to be because nearly all radios now are trunked. That means conversations might jump ...

keys and phones Police could scan crowds for weapons rather than rely on physical searches Portable knife scanners that can detect blades from around 10ft away will be trialled by police later ...

Through nearly 3,000 searches, the scanners turned up more than 118 false positives as well as 12 knives, police said ... announced plans to pilot the portable scanners, manufactured by Evolv ...