Technology
Loudspeakers explicitly built for loud public address
HERE’S THE INTERESTING PART
The high-fidelity stereo system in your living room evolved directly from authoritarian crowd control. The earliest dynamic loudspeakers weren't designed to beautifully reproduce the delicate nuances of a violin concerto; they were engineered strictly to blast announcements over massive, screaming crowds at outdoor events. Nuance was entirely sacrificed for raw, ear-shattering volume.
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