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HOW WE GOT TO NOW

Measuring Sound

  • Aired: 09/11/2014
  • 04:26
  • Rating: NR
The high levels of noise pollution in New York City instigated the formation of a noise abatement commission. Steven explains how innovator Harvey Fletcher became part of this movement and created a roving 'noise laboratory' that measured the amount of sound on the streets of the city.
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Measuring Sound
Measuring Sound
Introducing Harvey Fletcher, the man who invented a meter to measure noise pollution.
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