[OT] Hlucnost?

[Miroslav Sinko]

--- Pavel Novotny <novotny.pp@atlas.cz> wrote:


> - tak uplne nevim co to je za jednotku dBA, dale si pod tim
> nepredstavim zadny konkretni "hluk"

dBA je "dB akusticky", vyjadruje hodnotu vztiahnutu k prahu
pocutelnosti, co je 2E-5 Pa.

Pozrite sa tu:
http://en.wikipedia.org/wiki/Sound#Examples_of_sound_pressure_and_sound_pressure_levels

Su tam priklady zdrojov hluku pre hodnoty dB. 

miro 



 
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