WEEK 2 - Acoustics, Psychoacoustics and Perception.pdf - WEEK 2 Acoustics Psychoacoustics and Perception Thursday 5:28 PM What does sound look like

WEEK 2 - Acoustics, Psychoacoustics and Perception.pdf -...

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What does sound look like? Wavelengths - Hearing and Listening "to listen is an effort and just to hear is no merit. A duck hears also." - There is a difference in hearing and listening - - Listening and hearing does not need to be audible - it can be visual Paintings - Sound always has a duration of time - does not exist without it - Sound is great for creating continuity - Reverb time = sound lasts a long time - clap hands in a church, and the sound hangs and doesn't immediately collapse/disappear Church has a good reverb time - The Ear Human ear has incredible range of sensitivity - Sound goes through the external auditory canal… - HOW HEARING WORKS When you cup your ears - you collect more air molecules into the eardrum - you can hea louder - Resonance = amplifies frequency - Eardrum feels the air pressure - Oval window - pushing fluid - go back and forth - Cochlea - - The ear is sensitive The threshold of hearing… - The loudest sound our ears can tolerate about 20 Pa is equivalent to 1 watts - Frequency Low sounds are hard to hear for humans - Human hearing… - Each mammal have different ranges of hearing - Musical instrument frequency ranges - differ - WEEK 2 - Acoustics, Psychoacoustics and Perception Thursday, September 12, 2019 5:28 PM
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