A device that converts electrical signals into sound and amplifies it so many people can hear it from far away.
From English 'loud' plus 'speaker.' The compound word emerged in the early 20th century as electrical amplification technology developed for public address systems.
Loudspeakers at protests, stadiums, and schools are all about giving someone's voice power—historically, controlling loudspeakers meant controlling information, which is why dictators always take over the airwaves first!
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