[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 ...

However, most modern radio systems used by emergency ... "In terms of interfering with police communications frequencies, mobile phones simply don't have components that work at those frequencies ...

Following the Tuesday call, the Big 12 sent a memo, obtained by ESPN, to ADs and coaches acknowledging that someone with intimate knowledge of frequency scanners and the GSC system could hear ...