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Re: beginner needs help with recording

Subject: Re: beginner needs help with recording
From: "DIANE"
Date: Fri Jun 8, 2012 2:19 pm ((PDT))
Thanks for responding David, I will try audacity.
Do you think the batteries in the mic are contributing to the hiss?
Diane

--- In  "Avocet" <> 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
>








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