Public address system facts for kids

Kids Encyclopedia Facts
(Redirected from PA system)
Pa system
PA system

A public address system, commonly known as a PA system, is a network of sound devices that can play sound to several people. They are often used to make announcements in large buildings or neighbourhoods. In big spaces outdoors, amplifiers and loudspeakers have to be very loud. Otherwice the volume would be too small to be heard by everybody.

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Public address system Facts for Kids. Kiddle Encyclopedia.