An Emergency Responder Radio Communications System (ERRCS), also known as a Public Safety or First Responder Distributed Antenna System (DAS), has been mandated by many municipalities for new buildings around the country. The municipal jurisdiction’s code requirements are defined by the National Fire Protection Association (NFPA) and/or the International Fire Code (IFC). Some Authorities Having Jurisdiction (AHJ) over ERRCS (e.g., City of San Francisco) are going above and beyond the IFC and NFPA codes and are recommending that all passive DAS networks be equipped with a remote monitoring system that detects faults..

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