public-address system

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public-address system

a system of one or more microphones, amplifiers, and loudspeakers for increasing the sound level of speech or music, used in auditoriums, public gatherings, etc.

sound-amplification system

A combination of one or more microphones, amplifiers, loudspeakers, and associated electronic controls; used to increase the level of a sound source so that it may be heard clearly in all parts of an auditorium, large room, open-air theater, etc.
References in periodicals archive ?
Last year, the O-rena crowd booed and heckled his every move, and the public-address system skewered him with songs - ``Lies, Lies, Lies,'' ``You're so Vain,'' ``Superman's Dead.
On Friday, as music blared from the public-address system, the champion decathletes squeezed their way past throngs of students, teachers and officials filling the bleachers, sitting on the floor and standing around the perimeter.
Items stolen included a cash register, candy and a public-address system taken from the Palmdale Little League; camera equipment from the Palmdale Water District; lighting fixtures from Antelope Valley Dental Care Center; and tools from several car repair facilities.
BIGGEST DILEMMA: Transporting an unwieldy public-address system around to his gigs is a problem.
He stepped to the plate at Dodger Stadium, heard his name announced over the public-address system .
House administrators charted the room draw on three huge tote boards representing the Rayburn, Longworth and Cannon House Office Buildings, booming out the choices on a public-address system.
Your real problem will be whether you can draw a crowd,'' said Kopita, speaking to a group of about 50 students, faculty members and administrators over a hand-held public-address system during the noon inauguration.

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