Eric,
no problem, I will supply what you need. Please get in touch with my privat=
e
e-mail, and we'll make some planning.
Klas.
At 12:47 2004-02-25 -0800, you wrote:
>Walter,
>
>I have an instrumentation microphone with a diameter of 0.10", and the
ability to make quasi-anechoic measurements at essentially any range. At
least I should be able to do 100 meters. Now if only I had a parabolic
microphone. I'm on the wrong (left) coast relative to you. Perhaps I will
build one up. But there are a lot of projects in the queue ahead of that.
I can also do polar patterns in increments as small as 1 degree, although
it's a lot of work.
>
>Is there anyone in the area of Pacifica, California, who would like to get
their parabolic microphone measured?
>
>Walter Knapp <> wrote:
>From: "Rich Peet" <>
>> 4. How would one measure the pressure difference and size at focus at
>> various frequencies and at various different origination points?
>
>It's going to come down to close to impossible. Unless you have a very
>long soundproof room and a good measurement mic with a very tiny diameter.
>
>
>[Non-text portions of this message have been removed]
>
>
>
>"Microphones are not ears,
>Loudspeakers are not birds,
>A listening room is not nature."
>Klas Strandberg
>Yahoo! Groups Links
>
>
>
>
>
>
Telinga Microphones, Botarbo,
S-748 96 Tobo, Sweden.
Phone & fax int + 295 310 01
email:
________________________________________________________________________
________________________________________________________________________
"Microphones are not ears,
Loudspeakers are not birds,
A listening room is not nature."
Klas Strandberg
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