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Public address system

A public address system (also known as Tannoy 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. PA systems are used in any public venue that requires that…

Companies, Early systems & Long line PA

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Overview

Early systems

Small systems

Large systems

  • Alert Fire alarm notification appliance

Telephone paging systems

PA over IP

Long line PA

Small venue systems

Large venue systems

Acoustic feedback

Advanced semantic analysis

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Map overview Semantic statistics

Public address system

Nodes98
Edges97
Triples102
Avg. degree1.98
Density0.020408
Components1

How this topic connects Entity context

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Public address system

Top relations

related to Long line PA · 18
Public address system → CIS, DSL, DVA, GSM-R, IP, IP-based, LLPA, Long-Line Public Address, Messages, PA, Penzance, PIS, PSTN, Rail, Systems, Taken, The PIS, These
related to Automatic Enunciator · 16
Public address system → America, Associated Yacht, Automatic Electric Company, Automatic Enunciator, Automatic Enunciator Company, Chicago, Company, Illinois, In, In August, In June, Joseph Harris, Power Boat Clubs, Seventy-two, The, The Chicago Plan
related to Small systems · 15
Public address system → Battery-powered, Control, Depending, In, LED, PA, Portable, Public, Small PA, Smaller, The, These, This, Usual, VU
related to Marconi · 11
Public address system → British Empire Exhibition, By, Calshot Spit, George, Hendon Aerodrome, In, Marconi, Royal Air Force Pageant, Schneider Trophy, The, This
related to Late 1920s–1930s · 10
Public address system → AC, After, Bob Wills, During, Engineers, Leon McAuliffe, PA, Portable PA, Previously, These
related to Voice alarm and emergency use · 6
Public address system → EN, IEC, In Europe, Speech Transmission Index, STIPA, When
see also · 3
Public address system → AnnouncerInstrument, Main Circuit, United States

Important terminology Word statistics

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Important terminology

system systems pa used sound amplifiers loudspeakers may public voice speakers audio large equipment monitor use microphones amplifier address microphone

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
school auditoriumsinstance ofand multiple amplifiers and loudspeakers for louder volume or wider distribution.Simple PA systems are often used in small venues0.80text
churchesinstance ofand multiple amplifiers and loudspeakers for louder volume or wider distribution.Simple PA systems are often used in small venues0.80text
and small barsinstance ofand multiple amplifiers and loudspeakers for louder volume or wider distribution.Simple PA systems are often used in small venues0.80text
hospitalsinstance ofThe company continued to market the enunciators for making announcements in establishments0.80text
department storesinstance ofThe company continued to market the enunciators for making announcements in establishments0.80text
factoriesinstance ofThe company continued to market the enunciators for making announcements in establishments0.80text
and railroad stationsinstance ofThe company continued to market the enunciators for making announcements in establishments0.80text
although the Automatic Enunciator Company was dissolved in 1926..mw-parser-output .tmulti .multiimageinnerinstance ofThe company continued to market the enunciators for making announcements in establishments0.80text
school auditoriumsinstance ofare often used in small venues0.80text
churchesinstance ofare often used in small venues0.80text
and coffeehouse stagesinstance ofare often used in small venues0.80text
a compact disc player or radio may be connected to a PA system so that music can be played through the systeminstance ofA sound source0.80text

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    Min side: 3
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