Thank you Greg!All of you are so helpful, I really appreciate it.
I've been reading the posts about the Sony PCM-M10 and I will check out the=
other links you posted, thank you.
I'm okay with wind etc, it adds to what I'm doing musically, so that doesn'=
t
bother me...it's inspiring to create music with the wind and the listening =
to
the trees and leaves.
Thanks again,
Diane
--- In Gregory O'Drobinak <=
.>
wrote:
>
> Diane:
>
> The noise is being generated by your mic & recorder preamp, not the batte=
ries.
> Both items create noise due to their construction and the quality of the=
> internal electronics.
> The gear you have is maybe OK for music, but it was not designed for the =
quiet
> sounds of nature recording. Thus, when you increase the gain beyond a cer=
tain
> point, you also amplify the inherent noise in that gear. There is no *goo=
d*
> solution but to replace said gear.
>
>
> I suggest getting a better recorder, like a Sony PCM-M10, and a better pa=
ir of
> mics.
> There is a wealth of info on the archive of this list regarding the self-=
noise
> of mics & recorders and various solutions to this dilemma, many of which =
that
> are *relatively* low in cost.
>
> You can do a web search for 'mic self noise' or 'recorder self noise' and=
get
> some good answers as well.
>
> Here's a few links:
> http://naturesound.org/?p=3D116
>http://www.gearslutz.com/board/remote-possibilities-acoustic-music-locatio=
n-recording/722756-portable-recorder-low-noise-floor.html
>l
>
> http://www.avisoft.com/tutorial_field_recording.htm
> http://www.avisoft.com/app_audiorecording.htm
> http://bartus.org/akustyk/noise_testing.php
>
> One other thing that will come into play is noise created by the wind and=
also
> by nearby tree leaves. This requires care in mic placement and wind
protection.
>
> I hope that this helps! Read a lot as I've said, try to=C3=82 understand =
it and then
>
> ask more questions.
>
> Also, see if you can borrow or rent some better gear before you jump in w=
ith
> your pocketbook!
>
> Best regards,
>
> Greg
> =C3=82
>
>
>
> ________________________________
> From: DIANE <>
> To:
> Sent: Fri, June 8, 2012 4:19:51 PM
> Subject: [Nature Recordists] Re: beginner needs help with recording
>
> =C3=82
> Thanks for responding David, I will try audacity.
> Do you think the batteries in the mic are contributing to the hiss?
> Diane
>
> --- In "Avocet" <brini@> wrote:
> >
> > > I realize that all of you have been doing this at a high level for
> > > some time
> >
> > Diane,
> >
> > Yes, but we may not all admit to it. :-)
> >
> > I have a routine for de-hissing using the free Audacity 2.0. You
> > select a sample of the quietest bit of the recording. I then put this
> > through a bass roll-off filter which gives a rounded slope of 6 dB per=
> > octave (on my web site):
> > http://www.stowford.org/sounds/eqcurvesadd.txt
> > HPF800-2-4-6nr
> >
> > I can post a graphic of the curve if this doesn't make sense.
> >
> > What this does is to make artifacts disappear into the backgroud noise
> > without producing tinkling.
> >
> > In Audacity 2.0*,
> > http://audacity.sourceforge.net/download/
> > put this sample into "Effects - Noise Removal", restore the original
> > (CTRL-Z), select all and run "Noise Removal" with:
> > -0dB
> > 500 Hz
> > Try various attack times if you can hear the difference.
> >
> > If you have an extreme example, take a new sample and do it again
> > rather than go more than -9dB. It will sound artificial but helps with
> > species recognition in dodgy recordings.
> >
> > David
> >
> > David Brinicombe
> > North Devon, UK
> > Cogito cogito ergo cogito sum - Ambrose Bierce
> >
>
>
>
>
>
|