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Peter Niessen  
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 More options May 24 2006, 5:11 pm
Newsgroups: de.sci.physik
From: Peter Niessen <peter-nies...@arcor.de>
Date: Wed, 24 May 2006 23:11:14 +0200
Local: Wed, May 24 2006 5:11 pm
Subject: Re: Lautstärke
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Am Wed, 24 May 2006 22:23:59 +0200 schrieb Rita:

> Guten Tag,

> Angenommen man höre in 3 Meter Entfernung ein leise gesprochenes Testwort
> noch gut (f=1000Hz), in 8m Abstand jedoch gerade nicht mehr. Wie kann man
> die Lautstärke in 3m Abstand herausfinden?

Die Lautstärke ändert sich umgekehrt proportional quadratisch zu Entfernung
Der Rest ist Formelkram mit Werten einsetzen.
--
Mit freundlichen Grüssen
Peter Nießen

 
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