Re: cleaning up audio recording
Hi everybody,
On Fri, Feb 24, 2006 at 02:32:21PM -0700, Travis Crook wrote:
> On Fri, 24 Feb 2006 13:27:41 -0700
> John Schmidt <jaschmidt@uofu.net> wrote:
>
> > Hi,
> >
> > I have managed to transfer some tape recordings to my computer. The
> > recordings are from a seminar speaker. There is a great deal of
> > noise on the recordings both from the audio equipment and from
> > general background noise. Are there any good packages out there that
> > would allow me to clean up the signal?
>
> I have done this with several tapes using Audacity. It's a great
> little program.
I can recommend it too.
> >
> > I used the KRec tool in KDE to transfer the audio. I was looking at
> > the artsbuilder routines and it appears like you can do some signal
> > processing with this tool.
>
> I don't know what format KRec records into so opening the files into
> Audacity may cause some issues.
> >
> > I am not looking to make it perfect by any means, just clean up the
> > sound, take out the hiss, and try to preserve the voice as much as
> > possible.
>
> I got mine very close to crystal clear, but it also has a lot to do
> with the original.
Audacity lets you select 'typical noise'. Then you can adjust the level of noise
removal. It also has a 'preview' function - if you set the level too high the
noise will be removed but the signal will be damaged.
> >
> > Thanks for any pointers.
> >
HTH
--
Joachim Fahnenmüller
Reply to: