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Re: Edmund Parabolic Reflectors

Subject: Re: Edmund Parabolic Reflectors
From: Walter Knapp <>
Date: Thu, 05 Aug 2004 13:50:25 -0400
From: Klas Strandberg <>

> 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 
> thread.
> Or do I misunderstand?

I think you got it right.

I have the "lazy ones" windshield. It fails to make much difference when 
insects hit the dish. Except they can only hit the outside.

It does, however, work well against wind.



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