Didn't know about the book, Syd. But we've been recording ele-vox
infrasound using a hydrophone coupled to a modified Sony D-10 DAT
recorder that is pretty good down to 10Hz.
>Has anyone on Naturerecordists read the book "Silent Thunder: The Hidden
>Voice of Elephants"? (Or written it? Are you a naturerecordists subscriber,
>Australian booksellers Clouston & Hall (in Canberra) specialise in acquiring
>the unsold copies of books that are being remaindered by the publishers and
>selling them at reduced cost. Of the above, (reduced from A$60 to A$20)
>they write in their April '02 list:
> "She spent 12 years in Kenya, Namibia and Zimbabwe studying elephants
>and the way they communicate with powerful, low frequency sound. She has
>gathered evidence on how elephants express their concern for one another,
>and how these sounds coordinate their behaviour."
>Does the author, I wonder, cover in any detail, the equipment and technique
>for recording and studying these low frequency sounds?
>Syd Curtis in Brisbane Australia
>PS If anyone wishes to buy the book, I can give you the booksellers email
>address. An Australian dollar is presently worth approx. 52 cents US, so
>for someone in the US of A, the greater cost will be packing and shipping
>charges. "Overseas credit card customers will be charged actual postage."
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