Santiago Imberti wrote:
>Hi All,
>
>I remember quite a while ago someone posted a website with instructions on=
>how to build a parabolic antena to do recordings. Anybody remembers where =
to
>find it? Or for that matter any other site with advise on how to make them=
>at home? I was planing to try with an old satellite TV device.
>=20
>
Use an umbrella as a paraboloid reflector
http://www.suburbia.com.au/~fun/scn/demo/howto/parabolic-mic.html
A cardboard parabola (large)
http://www.bio.umass.edu/biology/kunkel/gjk/parabola/cardboard.htm
There's another page describing one using an Edmund Scientific dish
and Radio Shack microphone, but it has disappeared from the web. I'm
attaching my copy of the page in a separate email to you.
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Chuck Bragg, Pacific Palisades, CA
Membership, Newsletter, Web manager
Santa Monica Bay Audubon Society
www.smbas.org
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