Andrew,
Fascinating sounds! I'd say insects like katydids with the high
pitched chirps, and some frogs too probably, giving lower pitched
occasional calls. Not sure what the tapping and grumbling sounds
might be. And maybe there's a bird or two in the distance giving
very occasional notes?
Vicki
On 16/11/2009, at 9:58 AM, Andrew Carter wrote:
> I was lucky enough to visit to the Peruvian Jungle last month
> staying at
> Explorers Inn on the edge of the Tambopata river.
> My first experience of jungle - wow! I just wish we'd had longer.
> I've put a file - "predawn.mp3" in the Groups file page on the Yahoo
> website.
> This was made using my Sony PCM-D50 plus a pair of Telinga EM23's
> (Thanks Klas for getting them out to me in time!).
> This was taken about one hour before sunrise, with the mics about a
> metre apart.
> There had been a storm the previous evening - so lots of drips and
> creaks from the timber.
> I can't tell you what was making the sounds - any help greatfully
> received - what amazes me is looking at the spectral view of what I
> recorded there and realising what was out there that I can't hear.
> The constant sounds of insects was just incredible.
> Klas had promised me a quiet pair of EM23's - they seem as quiet as
> the
> ME66 I also had with me.
> Sounds as recorded - no tweaks. The MP3 has lost the extension of the
> 19500 hz sounds up to nearly 21000 hz
> On the subject of high frequencies - I recorded bats into the 40K hz
> with the same mics whilst experimenting before the trip.
>
> Hope this helps with the current debate on small recorders - I found
> mine great to use.
>
> Andrew
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