Thanks Rich, for your picture of your mic configuration and
the audio clip. I find your method of noise reduction
interesting.=20
Here's a picture of how my Shure WL183s are currently
mounted:
http://www.hevanet.com/rockscallop/183sInDish.jpg
and a short (160k) snippet of Red Winged Blackbirds
with other wetland sounds and suburban noise.
http://www.hevanet.com/rockscallop/041226_RWBB.mp3
I'm not certain how far away the subjects were - 100ft
or so. The capsules are mounted 1.5in apart on an aluminum
tube.
John Hartog
--- In "Rich Peet"
<> wrote:
>
> Still working with the parabolic mic configurations.
> Rough photo and sound to illustrate only.
>
> As a hybred between barrier and a no barrier stereo mic
method used in
> parabolic dishes, I constructed a T mic using the 183
elements.
>
> Pictured without foam wind screens as seen through the dish.
> http://home.comcast.net/~richpeet/q1t.jpg
>
> Sound when focused at bird seed on the ground with quiet
visiting
> redpolls and pine grosbeaks at about 100feet. Note the sound
of the
> logging equipment a few miles away.
> 1.5 meg download
> http://home.comcast.net/~richpeet/183t.mp3
>
> First segment of three is the raw stereo track.
>
> Second segment is a mono track made by combining the two
stereo channels.
>
> Third segment is a mono track with one channel phase
inverted prior to
> combining the two stereo tracks.
>
> I thinik it does a pretty good job of reducing the logging
background
> noise. Of course it can not reduce the background noise more
than the
> actual gain of the dish itself.
>
> Rich
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