Bernie, Bill, the files are in our Files section under Hawaiian Hoary
Bat--
David
--- In Bernie Krause <>
wrote:
>
> Hi David,
>
> The documents couldn't be loaded at this end for some reason. Is
there
> another file? And thanks for the posting.
>
> Bernie
>
> On Nov 9, 2008, at 7:22 PM, David Kuhn wrote:
>
> > Hi recordists, I'm extending this thread to show results of using
the
> > Sennheiser Pressure Buildup Ring on MKH20's to record Hawaiian
Hoary
> > Bat sounds. Here is the file I posted to the list, a screen shot
of
> > spectral view. I was unable to upload the .wav file as I could not
> > reduce it to mp3 48Khz without losing the HF stuff, and the .wav
file
> > is too fat at 96KHz sample rate.
> >
> > http://tinyurl.com/5vnzfn
> >
> > And accompanying text--
> >
> > Hawaiian Bat Lasiurus cinereus semotus (subsp of Hoary Bat)
recorded
> > with MKH20 Mod SASS into MixPre, SD702, 32 bit 96KHz; seconds 1-3
is
> > as recorded, showing echolocating calls 25-40 KHZ; seconds 4-36
are
> > those sounds lowered in pitch as shown, using Audition Pitch
Bender;
> > Seconds 38-40 as recorded adding Pressure Buildup Ring, again 25-
40
> > KHZ; Then again pitch lowered as shown.
> >
> > And here is the mp3 of the pitch-lowered files.
> >
> > http://tinyurl.com/59e24h
> >
> > I perceive no difference between with and without the PB Rings--
good
> > data up to over 40 KHz. To apply them I pushed the mic's forward
from
> > the SASS body about 1.5 inches, then slipped the rings on. All
> > recordings were with the SASS tripod mounted with 15 foot
extension--
> > the bats came very close to check it out.
> >
> > Bill Rainey what do you make of the sound at 30 sec on the Mp3?
Some
> > kind of social call?
> >
> > Thanks for any comments or suggested technique improvements. As
this
> > is an endangered subspecies this work may be valuable sometime.
> >
> > Aloha,
> > David
> >
> > --- In Martyn Stewart <mstew@>
> > wrote:
> > >
> > > The modified SASS that Walt made would probably not work because
> > of
> > > the diameter of the machined holes, The mics don't protrude
enough
> > > from the SASS, I don't think you can push the 20's far enough
out
> > to
> > > place the rings on.
> > >
> > > Worth a try though! Remember to up the sample rate to 96k when
> > using
> > > the ring...
> > >
> > >
> > >
> > > 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.blogspot.com/
> > >
> > > http://naturesound.org/Copyright.html
> > >
> > > On Oct 21, 2008, at 8:27 PM, David Kuhn wrote:
> > >
> > > > So it is Martyn, right there new in the box, thanks. Do you,
or
> > does
> > > > anyone know, if the ring would work with the MKH in a Walt-mod
> > SASS?
> > > > David
> > > >
> > > > --- In Martyn Stewart
<mstew@>
> > > > wrote:
> > > > >
> > > > > David
> > > > >
> > > > > The pressure build up ring is included with the MKH-20. You
can
> > > > expect
> > > > > to record up to 25-30Khz. I have some recordings of myotis
> > > > recorded
> > > > > while sampling at 96k.
> > > > >
> > > > >
> > > > >
> > > > >
> > > > >
> > > > > 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!
> > > >
> > >
> > >
> > >
> > >
> >
> >
> >
>
>
>
>
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