Questions tagged [sound]
The sound tag has no usage guidance.
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Can two microphones placed within centimeter distance together measure a distance of the sound source?
I have placed two microphones placed within 1 or 2 cm distance. They can receive and record sounds around them. I want to detect the distance of the sound source (specially human voice) and the ...
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IC engine Exhaust gases flow simulation through absorption type muffler [closed]
How is the exhaust gas flow through the absorption type muffler. I am interested to know how the exhaust gases enter the absorption material(fiber glass) before leaving through the end pipe. What ...
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How do I remove outliers in measured sound pressure levels data?
I have measured sound pressure levels (24 h sampling at 25600 Hz) data for many days. The focus of measurements was on road noise, which is a dominant source of noise in the measurement setting. ...
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Respirator mask that transmits sound waves
If one had to design a respirator that would have the minimal sound distortion, and allow to communicate normally (one-on-one at least), how would one do it?
I wear powered respirators (PAPR) and ...
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How to convert the velocity field to a pressure field for obtaining the sound level?
I am studying jet mixing noise and I am given a velocity field, with $V_x$, $V_y$, $V_z$ in the Cartesian coordinates. I wanted to know if there is a method by which I could find some information ...
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How to use Spectroid app to measure low frequency vibrations?
I need to measure how low frequency (vibration) changes when going through different materials. The only possible way I found is by using Spectroid app. However, I have no idea of what settings to set ...
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Why does the frequency of a bottle filling up changes?
Today as I was filling up a bottle of water, and I could hear the distinctive change in pitch that signals that the bottle is near filling up, I started wondering what equation determines the ...
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