Not bad at all.
I see on the Northern Cardinal Song that you were getting 13 db
difference between channels which probably represents the expected
gain you are getting on standard bird song with this dish.
I think it beats John F's Wok parabolic. :)
Rich
--- In Jim Lee <> wrote:
> Hi All,
> I just wanted to share a design for an inexpensive parabolic mic
made
> from a Dollar Store umbrella hat, a paint roller handle, and a
Radio
> Shack 33-3028 lavalier microphone. Total cost is under twenty
dollars.It
> works pretty well as far as I can tell. The website includes photos
and
> some sample sounds from a scolding squirrel. It has some
limitations but
> . . . .
> http://www.bambooturtle.us/ParabolicMicrophone.html
>
> --
> Jim Lee
> http://www.bambooturtle.us/
> 919 682 5853
> audio art, gourd sculpture,
> lighting design, and forensic audio
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