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Old 06-12-2008, 07:41 PM   #1
SumAnuT
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Default warmth and brilliance

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Toplina se definiše odnosom vremena reverbeacije na niskim frekvencijama prema vremenu reverberacije na srednjim frekvencijama. Mera topline je takozvani „bass ratio“ BR, dat relacijom: BR = (T125 + T250)/(T500 + T1k).

Briljantnost prostorije predstavlja odnos vremena reverbeacije na niskim frekvencijama prema vremenu reverberacije na srednjim frekvencijama. Mera briljantnosti je takozvani „treble ratio“ TR, dat relacijom: TR = (EDT2k + EDT4k)/(EDT500 + EDT1k)

Jel ovaj drugi pasus greska? Kaze "predstavlja odnos niskih i srednjih a racuna 2 i 4k kroz 500 i 1k? jel trebalo da kaze visokih kroz srednje ili je nesto drugo po sredi?

http://www.concerthalls.unomaha.edu/...n/warmbril.htm

Ovde daje samo racunicu za bass ratio, a za brilliance ratio nisam nasao nigde, pa jel moze neko da mi kaze sta je tacno od ovoga i kolike vrednosti su pozeljne?

Vidim na ovom sajtu da optimalne vrednosti zavise od T?
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Old 07-12-2008, 12:28 AM   #2
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Default Re: warmth and brilliance

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Originally Posted by SumAnuT View Post
Jel ovaj drugi pasus greska? Kaze "predstavlja odnos niskih i srednjih a racuna 2 i 4k kroz 500 i 1k? jel trebalo da kaze visokih kroz srednje
da, greska u opisu, trebalo bi da pise:
high_freq._early_decay_time/middle_freq._early_decay_time
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Old 07-12-2008, 01:18 PM   #3
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Default Re: warmth and brilliance

Halo mislim da ima ovje nesto za tebe.

http://www.harmony-central.com/artic...hnique_reverb/

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Old 11-12-2008, 09:55 PM   #4
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Default Re: warmth and brilliance

Hallo Sumanut.

Imam jedno Pitanje zasto tebe zanima warmth i Brillianc?
Ja to samo znam iz prostorija di je potreban Reverb. Naprimjer kazalliste.

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Old 11-12-2008, 09:58 PM   #5
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Default Re: warmth and brilliance

Zato sto imam ispit iz predmeta: akusticki dizajn prostorija
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Old 11-12-2008, 10:05 PM   #6
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Default Re: warmth and brilliance

Ah

onda oprosti za onaj banalan primjer koji sam ti dao.
Nisam znao da kruzis u tin vodama.
Dali si nasao pravi odgovor.

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Last edited by DeMa; 11-12-2008 at 10:10 PM.
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Old 11-12-2008, 10:56 PM   #7
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Default Re: warmth and brilliance

Nema problema, nisam ni pokazao neko znanje na forumu da bi mogao da posumnjas da sam u tim vodama

Davidov mi je odgovorio, tj. potvrdio ono na sta sam sumnjao, tako da je "problem" resen.

Toplina ili bas ratio se racuna BR = (T125 + T250)/(T500 + T1k) ...
Brilijantnost ili treble ratio se racuna TR = (EDT2k + EDT4k)/(EDT500 + EDT1k) ...

Optimalna vrednost bass i treble ratioa zavisi i od vremena reverberacije prostorije ...

Ako ima nesto netacno u ovome, pricaj
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Old 12-12-2008, 10:10 AM   #8
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Default Re: warmth and brilliance

Hi,

Nemam sta nadodat,

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