Thanks everybody for your advice.
Martyn: thanks for that link. Given what this company actually provides its=
system for, I think that would be my last resort!
Regards,
Geoff
--- In Martyn Stewart <> wrote:
>
> http://www.wildlifetech.com/pages/product.html
>
> Used at times for all the wrong reasons but you may consider this at
> the airfields.
> http://www.wildlifetech.com/pages/product.html
>
>
> Martyn
> *************************************
> Martyn Stewart
> http://www.naturesound.org
>
> Redmond WA
> 425-898-0462
>
> 47.65420118705451
> -121.98158740997314
>
> Make every garden a wildlife habitat
> **************************************
> Listen to the Birds and the Bees at
> http://naturesound.libsyn.org/
> ------------------------------------------------
> View a Nature Recordists Blog!
>
> http://naturesound.org/Blog/Blog.html
>
> http://naturesound.org/this_weeks_recordings/this_weeks_recordings.html
>
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> feed://audioboo.fm/users/31466/boos.atom
>
> "Almost everything you do will seem insignificant, but it is
> important that you do it" Mahatma Gandhi
>
> P please consider the environment before printing this email
>
> On Jan 6, 2010, at 12:28 AM, geoffjcarey wrote:
>
> > This is somewhat tangential in that it relates to the broadcast of
> > natural sounds, rather than the recording, but not, I hope,
> > completely unrelated.
> >
> > The issue I have relates to the use of natural distress calls of
> > birds as a measure to deter birds from airports, thus reducing bird =
> > strike hazard. It appears that all commercially-available devices
> > providing distress calls for bird deterrence do not contain species =
> > suitable for airports I deal with here in Asia, nor do they allow
> > self-made recordings to be added to the library of sounds available =
> > for playback.
> >
> > In addition, typical recorders do not have sufficiently powerful
> > built-in speakers. Consequently, I am looking for a portable,
> > amplifier/loudspeaker device that I can attach to a recorder/
> > playback device, which can be used to broadcast distress calls from =
> > birds as a measure to reduce bird strike hazard at airports.
> >
> > Can anybody recommend a portable device suitable for broadcasting
> > sounds loud enough to carry 200-300m or so, and one that can be
> > plugged into a digital recorder? Or even one that has its own memory =
> > card?
> >
> > Many thanks,
> >
> > Geoff Carey
> >
> >
> > .
> >
> >
> >
>
>
>
>
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