Public Address & Voice Alarm Systems

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Public Address

A public address system (or PA system) is an electronic system comprising microphones, amplifiers, loudspeakers, and related equipment.                  PA systems are typically used in public venues that requires an announcer, performer, etc be of a sufficiently audibility at a distance or over a large area.

Typical applications include sports stadiums, Large scale warehouses/ manufacturing facilities, music venues and events etc.

A PA system may include multiple microphones or other sound sources, a mixing console to combine and modify multiple sources, and multiple amplifiers and loudspeakers for louder volume or wider distribution.

Talk to us here at Imperial Fire & Security to discuss you Public Address or PAVA needs.

Voice Alarm

Voice Alarm systems or PAVA as they are more commonly known as are essentially PA systems with many speakers wired in multiple circuits designed to make emergency announcements in public, institutional and commercial buildings and locations—such as schools, stadiums, large scale manufacturing buildings.

Typically consisting of ceiling mounted speakers, wall mounted speakers and external horn speakers, wired back to amplifiers connected to one or more microphones either located at a central location or at specific muster/fire control locations so occupants can respond to announcements. 

PAVA systems are designed to meet audibility requirements specified for fire alarm systems as a minimum, alerts broadcast must be legible and clear so that in the event of an emergency announcements made via the PAVA system can be easily and clearly understood as per recommendations of BS 5839-9, Section 3.



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