Hello all,
I was wondering if police text-based messaging systems were sent OTA through frequencies that could be picked up by scanners/SDR and decoded much like normal pagers are, or if they are more like CDMA-based techs and used tech to hinder open access.
Any info would be appreciated!
I was wondering if police text-based messaging systems were sent OTA through frequencies that could be picked up by scanners/SDR and decoded much like normal pagers are, or if they are more like CDMA-based techs and used tech to hinder open access.
Any info would be appreciated!