The following address has some excellent (and well-priced) hydrophnes:
http://www.cetaceanresearch.com/index.html
Unfortunately, nothing like the excellent OffShore Acoustics
equipment that was made until the late 90s by Beverly Ford (wife of
John Ford, the famous whale researcher at the Vancouver Aquarium),
but good, nonetheless.
Alternatively, hydrophones are very easy to make.
www.pmel.noaa.gov/vents/ acoustics/outreach/satacademy.html
A certified technophobe, I've made several. And they work!
Bernie Krause
>I don't have anything better to compare it against, but I can vouch for the
>build quality of mine; I have the H2:
>
> http://www.afabsound.com/products.htm
>
>I believe it's an electret capsule inside (?) and it's not super quiet, and
>not being a frequent hydrophone user it's hard for me to tell what's the
>typical noise floor of various environments, but I have made recordings I
>like with it numerous times.
>
>I got a long cable for it which has turned out (as I thought it might) to be
>the right way to err. It's pretty microphonic though, you have to be careful
>in running water...
>
> best,
> aaron
>
>--
>
> quietamerican.org
> oneminutevacation.org
>
> 83% happy
> 9% disgusted
> 6% fearful
> 2% angry
>
>
>
>
>
>"Microphones are not ears,
>Loudspeakers are not birds,
>A listening room is not nature."
>Klas Strandberg
>Yahoo! Groups Links
>
>
>
>
--
Wild Sanctuary
P. O. Box 536
Glen Ellen, CA 95442
t. 707-996-6677
f. 707-996-0280
http://www.wildsanctuary.com
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