Tag Archives: Decibels

Sound intensity & decibels quiz

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60% quieter?

Last week, the Federal and NSW governments announced that work would begin on building a second airport in Sydney. Sydney’s current airport has a night-time curfew due to noise concerns over populated areas, but one of the reasons for building … Continue reading

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The decibel scale podcast

Sound intensity, Sound level: The decibel scale, Sound level calculations, Some decibel measurements, Change in intensity, Human hearing, The Phon scale Download the notes. Download the video. Links: Hearing test on-line: sensitivity, equal loudness contours and audiometry

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