[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 ...

Police scanners are actually legal to own and operate in the United States, because the radio frequencies used by law enforcement, like all U.S. radio frequencies, belong to the public.

The Minneapolis Police Department has started encrypting its two-way radio communications. That means you’ll no longer be able to use a scanner or smartphone app to listen in on police.

Wondering how encrypted police communications will change public access to information? Explore the new 911 dashboard and its implications for residents.