Cisco has announced its support of the public safety Project 25 (P25) family of open standards and the P25 Inter Sub-System Interface (ISSI) protocol in collaboration with EADS and Raytheon JPS. P25 ...
The vast majority of roughly 22,000 radio stations in the United States (including LPFMs and translators) use some form of audio link from their studio or other origination point to the transmitter ...
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