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A public address system (or PA system) is an electronic system comprising microphones, amplifiers, loudspeakers, and related equipment. It increases the apparent volume (loudness) of a human voice, musical instrument, or other acoustic sound source or recorded sound or music.
A PA system is an audio system that amplifies sound. It is used in a variety of settings, including live music venues, conference rooms, and educational facilities. A PA system typically consists of several components, including speakers, amplifiers, and a mixer.
Public address systems — or PA systems — are specially designed mixer, amplifier, and speaker combinations used to communicate with an audience. Typical speakers like portable Bluetooth® speakers are used to simply play back prerecorded audio, like streaming music.
Public Address (PA) systems are an integral part of modern communication, amplifying voices and music to reach a wide audience. Whether you’ve attended a concert, a public event, a school assembly, or a business presentation, you’ve likely encountered a PA system in action.
A Public Address (PA) system is an electronic audio amplification system that is used to amplify sound from a source, such as a microphone, to a larger audience. It is also known as a sound reinforcement system.
Key takeaways. PA systems are transducers; they take electrical signals captured by microphones, processed by mixers and outboard processing, and convert them back into acoustic energy – i.e. audible sound waves. They’re used in live music venues, party venues, bars, conference halls, houses of worship, and more.
noun. ˌpē-ˈā- : public-address system. Examples of PA system in a Sentence. Recent Examples on the Web Jeremy Beckham remembers the announcement coming over his middle school’s PA system in the winter of 1999: Everyone was to stay in their classrooms because there was an intrusion on campus.
What is a PA? Why is it different from hi-fi system? PA means “public address” and basically a PA is a system that is meant to provide a public (audience) with a constant quality of sound for a long period of time. Hence a PA system has some qualities that are different from common hi-fi-type equipment.
The primary role of a PA system is to allow people to hear music and voice more clearly. In a conference room, PAs can amplify the presenter’s speech so everyone can hear it. A school’s principal can amplify their voice around the entire campus.
The meaning of PUBLIC-ADDRESS SYSTEM is an apparatus including a microphone and loudspeakers used for broadcasting (as to an audience in an auditorium) —called also PA, PA system.