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Public Address Sound Systems

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Choose Your System

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We Customize It

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Install with Confidence

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Common Questions, Expert Answers

PA Sound System FAQ's

What is a public address system?

A public address system is an audio system designed to distribute announcements, paging, emergency messages, speeches or music throughout an indoor or outdoor area. A complete PA system typically includes speakers, amplification, microphones and the necessary audio controls and accessories.

What components are included in a complete public address system?

A complete public address system may include speakers or paging horns, a mixer amplifier, paging or wireless microphones, speaker wire, mounting hardware and other accessories. The exact components depend on the size of the space, intended use and required coverage.

Can a public address system be used indoors and outdoors?

Yes. Public address systems can be designed for indoor, outdoor or combined indoor-outdoor coverage. Outdoor systems require speakers, enclosures, wiring and mounting hardware rated for the expected exposure to moisture, sunlight, temperature changes and other environmental conditions.

Can a PA system provide both paging and background music?

Yes. Many commercial PA systems can play background music while also supporting live paging and announcements. Properly configured systems can automatically lower or mute the music when a paging microphone is activated.

What is the difference between a PA horn and a standard PA speaker?

A PA horn is designed for efficient voice projection, long-distance coverage and strong intelligibility in loud or open environments. Standard commercial speakers generally provide broader frequency response and more natural music reproduction. Some systems use both to balance paging clarity and music quality.

What is a 70V public address system?

A 70V public address system is a distributed audio system that can operate multiple speakers over long wire runs from a central amplifier. Each speaker uses a selectable wattage tap, making it easier to balance amplifier power across large commercial installations.

Can a public address system be used for emergency notifications?

Yes. A PA system can distribute live or prerecorded emergency announcements when designed for that purpose. Life-safety and emergency communication applications may require specific equipment, backup power, supervision and compliance with applicable building and fire codes.

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