Questions tagged [psychoacoustics]

For questions about sound perception.

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How does the brain distinguish between single or multiple sounds?

On a piano "for tenor and treble notes, three strings are strung for each key, and for bass notes, the number of strings per note decreases from three, to two, and then to one as you approach the ...
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3 votes
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What is the difference between noise reduction and noise cancellation?

I had a question about sirens in another section which led to a question in physics section...and I was told my question is more suitable for cognitive science. So here it goes: There are many kinds ...
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Which is the shortest duration for a pitch difference in audio signals to be perceived by the human auditory system?

If I have two short audio signals, for example pure tone C4 and C#4, so half-tone difference, how short can they be that the human can hear the difference in pitch? Was there any blind-experiment/...
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4 votes
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Optimal number of dimensions in multidimensional scaling

I have run an experiment on consonance-dissonance evaluation of musical intervals on 40 individuals using all the possible intervals from 3 registers (plus their inversions), and I want to apply a ...
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Why is bubble wrap so fun? [closed]

Popping bubble wrap can be a lot of fun and is said to relieve stress. How does it have these effects? Is it to do with the popping sound, or the physicality? How effective are substitutes such as ...
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6 votes
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What delay between two audio sources is seen as "noticeable" to most people?

I'm completing a project that involves synchronising two audio sources over a network, and I need to find some figures that represent what kind delay would be seen as "noticeable". I've tried ...
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24 votes
4 answers

Why is the sound of fingernails on a chalkboard so intolerable?

I am curious as to what current research shows regarding why scraping noises such as fingernails on a chalkboard, a knife/fork scraping against a plate, metal grinding against metal or stone etc are ...
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