naturerecordists
[Top] [All Lists]

Re: Ultramic200K is an ultrasound microphone

Subject: Re: Ultramic200K is an ultrasound microphone
From: "ndbdxr" ndbdxr
Date: Fri May 20, 2011 3:18 pm ((PDT))
Hello Marco, and to the orig. Poster,

Ditto what Marco said!
He's explained it very well.

...I don't know Marco, but apparently we are both proud owners of the Ultra=
mic : )
There's also a Gentleman named Mike who owns one, that I know of.
(I've seen his great videos and sonograms, on the Dodotronic site)

-Al

--- In   wrote:
>
>
>
>
>
>
>
>
>
> --- In  "pondbat" <serotine@> wrote:
> >
> > Hi has anyone used the Ultramic 200K is an ultrasound microphone for re=
cording bat echolocation, I can only find a few comments about the micropho=
ne listed, no positive reports, looking to record in time expansion so any =
one with experience please tell.
> > (Already record TE on bat detectors)
> > Thanks
> >
>
> I received Ultramic200K three weeks ago and I got very good recordings.
> At the beginning I found some problems: the signal was exaggeratedly
> high saturating inputs. Talking with Dodotronic the problem was
> Windows 7, in fact lowering the level in windows mixer the signal was
> rescaled in normal level.
> The microphone was recognized as a standard microphone, so no driver
> is needed, it's only necessary to plug it in a free USB port and to
> launch SEA software. Every program able to record from a microphone
> can be used but SEA programs let to see in real time the specrogram:
> it's amazing! Therefore the free version SEAwave has many important
> features and with the buffer it's possible to record only files where
> there's a signal. Another important feature is the possibility to do a
> time expansion of the files recorded so to make ultrasound audible
> without artifacts introduced with etherodyne and time division
> systems.
> Dodotronic is announcing the production of the enhanced version of
> Ultramic able to record at 250khz so all bat species can be detected
> and recorded (ex. Rhinolophus hipposideros).
> I like this device for the simplicity of use and for the price much
> lower than similar devices. Moreover the quality is high and sounds
> comes out from a very low noise.
> Gianni Pavan  has provided a spectacular overview of the compressed timel=
ine that shows well the different sequences from two species of bats Pipist=
rellus kuhleii and Nyctalus sp. I recorded simultaneously using Ultramic200=
K and an Acer netbook.
> See Bat Sonograms in the Files section http://f1.grp.yahoofs.com/v1/MLrWT=
Qa6SYOfbPUQJPROSYt0NxMN3QTzmkP6z4JnJ8YYMRVXnPE5OZk4aq15nhGqYdMDhGhwQz5d__Kw=
ekApD11LLIhOElo/Bat%20Sonograms/wSpec%20nottola1%20at%20000000.000.png.
> Hi!
>
> Marco Pesente
> 
>








<Prev in Thread] Current Thread [Next in Thread>
Admin

The University of NSW School of Computer and Engineering takes no responsibility for the contents of this archive. It is purely a compilation of material sent by many people to the naturerecordists mailing list. It has not been checked for accuracy nor its content verified in any way. If you wish to get material removed from the archive or have other queries about the archive e-mail Andrew Taylor at this address: andrewt@cse.unsw.EDU.AU