thank you both for the advice. I have decided to attempt to construct
a parabolic myself. What is the advantage of using a white dish over
a metalic dish? I found metallic dishes sold at:
http://scientificsonline.com/product.asp_Q_pn_E_3053875
but I get the feeling that they are not recommended for sound. Why?
Onna
> From: Jim Lee <>
>
> >
> > Here is an even cheaper alternative, half serious, half just for
kicks,
> > but it works!
> > http://www.bambooturtle.us/ParabolicMicrophone.html
>
> One of the things to think about in coming up with a mic choice is how
> long you might use it.
>
> For most the umbrella parabolic is just kind of a fun experiment, they
> do work, more or less. Then they pick up their regular parabolic and go
> back to recording. I'd guess the average use expectancy of the umbrella
> parabolic at days to weeks.
>
> In contrast, something like a Telinga has a use expectancy in terms of
> years to decades.
>
> Of course any microphone will have some who use it long term. But it's
> well worth thinking just how fast you might outgrow a mic as your
> experience and skill develops.
>
> In the first three months when I started recording for frog survey I
> went through three different mics. The third, a homemade parabola
> costing about $100 lasted three years. Then I spent a great deal
more on
> a Telinga, which I soon will have used 3 times as long as the homemade,
> and will keep on using. It's much harder to outgrow.
>
> I also reached the point where no one mic could do all I wanted. So, I
> carry and use multiple mics as appropriate.
>
> That does not mean I don't experiment. I still make mics I use just a
> short while. Mostly to try out a idea. Or just for fun. They just don't
> have much chance of becoming permanent in my collection.
>
> Walt
>
________________________________________________________________________
________________________________________________________________________
|