Word: millionfold
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Dates: during 1930-1939
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...loudspeaker to produce such a volume of sound does not exist. Western Electric's new loud-speaker-used for the first time at last summer's America's Cup yacht races (TIME, Oct. 8 et ante}-multiplies the power of the human voice a millionfold, delivers thunderclap announcements with the force of 50-lb. hammer blows, makes itself heard for miles & miles in still air. Even so all but a few of the most intelligible speech frequencies must be filtered out, so that the words, though understandable, remain distorted...