In 1991, the ASTRO system was born. With the anticipation of Project 25 (P25) – designed to create a user-driven, flexible, and open standard for radio communications – Motorola built ASTRO as a land mobile radio (LMR) platform to comply with the P25 standard. To celebrate ASTRO’s 25th year, this series will look at the … Continue reading ISSI or Multi-Zone? Which P25 Interoperability Solution is Best for Your Agency?