What did Berliner invent in the 1920s?
Acoustical tiles
Electric fans
Cordless phones
Digital clocks
Answer
Acoustical tiles were invented in the 1920s by Wallace Clement Sabine, an American physicist considered the father of architectural acoustics. Sabine developed these tiles to absorb sound and control reverberation in enclosed spaces. His innovative work and invention play an essential role in modern architectural design, improving acoustics and enhancing sound quality, particularly in auditoriums, theaters, and other public venues.
The Remarkable Legacy of Emile Berliner: A Journey through His Revolutionary Inventions
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