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Public address system
Videos
A public address system is an electronic system comprising microphones, amplifiers, loudspeakers, and related equipment. It increases the apparent volume of a human voice, musical instrument, or other
Horn loudspeakers are often used to broadcast sound in outdoor locations.
Horn loudspeakers are often used to broadcast sound in outdoor locations.
Rear panel of a medium-sized PA system, positioned at one side of the stage at a concert of the musical group Dead Can Dance in 2022, the size being a
Rear panel of a medium-sized PA system, positioned at one side of the stage at a concert of the musical group Dead Can Dance in 2022, the size being about 3 m from left to right. The setup includes the mixing console for the sound engineer (operating interface with slide controls etc. on the rear) and also the power amplifiers with loudspeaker cables; not in the picture are only the loudspeaker systems distributed around the stage.
A late 19th-century speaking trumpet used by firefighters
A late 19th-century speaking trumpet used by firefighters
A small sports megaphone for cheering at sporting events, next to a 3 in (8 cm) cigarette lighter for scale
A small sports megaphone for cheering at sporting events, next to a 3 in (8 cm) cigarette lighter for scale
Sound reinforcement system
Videos
A sound reinforcement system is the combination of microphones, signal processors, amplifiers, and loudspeakers in enclosures all controlled by a mixing console that makes live or pre-recorded sounds
Public address system
…many rooms so occupants can respond to announcements. PA and intercom systems are commonly used as part of an emergency communication system. The term sound reinforcement system generally means a PA system used specifically for live music or other performances. In Britain, PA systems are often known as tannoys after a company…
Large outdoor pop music concerts use complex and powerful sound reinforcement systems
Large outdoor pop music concerts use complex and powerful sound reinforcement systems
Audio engineers use a range of microphones for different live sound applications.
Audio engineers use a range of microphones for different live sound applications.
A Yamaha PM4000 and a Midas Heritage 3000 mixing console at the front of house position at an outdoor concert.
A Yamaha PM4000 and a Midas Heritage 3000 mixing console at the front of house position at an outdoor concert.