Questions tagged [acoustics]

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Unknown polar pattern on bought MXL 990 mic

I just got MXL 990 Heritage Edition, for recording guitar and vocals. However, when opening the box I saw the polar pattern on the box. It's something like this. It doesn't fully resemble a cardioid ...
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39 views

How works perforated acoustic wood panels?

Perforated acoustic wood panels seem to flourish everywhere in public places nowadays. I saw them installed as room separators, on walls (with or without an air gap), and even on a classroom ceiling. ...
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“Perceptually the ear hears different pitches for soft and loud 100 Hz tone.” - Master Handbook of Acoustics - 5e

After having tried to look for answers as to why the ear hears different pitches for soft and loud 100 Hz tones, here's what I've found : Pitch of the low frequency tone decreases with the increase ...
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How to Acoustically Treat kitchen-extension of room?

I have a room layout like this. The red panels are acoustic panels placed around the room, and the squiggly surface is gonna be a curtain. There's an extension at the upper part of the room that used ...
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36 views

Directivity index measurement - steps to follow

I am interested in measuring the directivity index of a loudspeaker. I have been looking on the Internet information about the setup, but unfortunately the information I have found so far has to do ...
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78 views

How to simulate crowd noise with acoustic instruments?

How would I simulate the cheering, applause, and whistles of a crowd using acoustic instruments (and possibly amplification)? Preferably it would be nice to limit it to needing 1–2 musicians to ...
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113 views

How can I simulate the microphone response of a bullet's reflected shockwave?

I am doing a project on gunshot acoustics and I need to simulate a realistic microphone response of a supersonic bullet for the same. I have to include the shockwave, the muzzle blast and their ...
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842 views

What's the science behind acoustic dispersion?

So acoustic dispersion is the phenomenon responsible for the classic Star Wars laser sound. An answer in this thread recently also linked to some great recordings of ice sheets which exhibit the same ...
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264 views

work environment / sound designing in a multi-functional studio space

hello, partly for economic reasons, i'm considering leaving both my apartment and studio, and move into a single 65m2 ex-factory loft which i'd like to use as multi-functional space for living and ...
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34 views

How to do a temporary acoustic treatment of a living room with kitchen extensions, windows and irregular shapes?

Hi all sound design wizards, hope you are keeping safe wherever you are! I am music producer outside my other regular job, and I make instrumentals, record vocals mix and master in my living room. My ...
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26 views

Speakers project outwards

I was wondering if anyone can help me, does anyone know what type of speakers tend to project outwards for a good distance?? Any help would be great, thankyou.
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56 views

How to make realistic instrument sounds digitally from scratch?

I am looking at basic JavaScript Web Audio API examples, such as building simple synthesizers and such, hoping to find something where they create the sound of a drum or the sound of the human voice ...
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94 views

Reducing Noise Levels in Dog Shelter Inexpensively

This isn't acoustic design for recording, but certainly related to a number of posts I have seen here. I'm looking to make a dog shelter quieter for their own well-being. It gets very loud around the ...
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60 views

What are the Ideal Dimensions for a Reasonably-Sized Studio?

What would be the ideal dimensions; acoustically and logically, to build a free-standing studio? Say you have a small mixing desk(~30''), two average-sized monitor speakers, a computer + screen (the ...