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Re: Edmund Parabolic Reflectors

Subject: Re: Edmund Parabolic Reflectors
From: Klas Strandberg <>
Date: Thu, 05 Aug 2004 14:08:22 +0200
What does "thunk" mean?

I guess it is the parabola resonance itself? "Plonk" when insects hit it, 
for example??
It can easily be dampened to nothing with a piece of cloth covering the 
opening. There is a
special Telinga windshield to get for the lazy ones, without a needle and 

Or do I misunderstand?


At 06:17 2004-08-05, you wrote:
>Gee Mike that's a nice sounding parabaloid, my Telinga just goes thunk.

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