(Public Address system) A sound amplification system comprising a microphone, amplifier and speakers. Primarily used for speech, PA systems are widely used in schools, auditoriums and sports arenas.

A PA system, or public address system, is a set of speakers, microphones, amplifiers, and other equipment that allows you to amplify and distribute sound to an audience. Whether you are using a PA ...

Today, the most bare-bones version of a PA system is still a microphone, amplifier, and one or more loudspeakers. For live music, however, you are going to need a few more things. Fortunately, Sam Ash ...