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Hladiny <strong>zvuku</strong><br />
Zdroj <strong>zvuku</strong> Vzdálenost v m Intenzita v dB<br />
Tikot hodinek 0 10<br />
Tichý hovor 1 40<br />
Běţný hovor 1 65<br />
Křik 1 80<br />
Motor. vozidla 10 aţ 90<br />
Motor. pila 0 aţ 105<br />
Letecký motor 10 110<br />
Práh bolesti 0 120
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