[DECtalk], Re: dectalk in mp3 format

  • From: "Nick Gawronski" <nick@xxxxxxxxxxxxxxxxx>
  • To: <dectalk@xxxxxxxxxxxxx>
  • Date: Mon, 9 Aug 2004 20:51:12 -0500

Hi, ntrack is an accessible multi track editor http://www.ntrack.com
My web page is at http://www.nickgawronski.com
----- Original Message ----- 
From: "Jayson Smith" <ratguy@xxxxxxxxxxxxx>
To: <dectalk@xxxxxxxxxxxxx>
Sent: Monday, August 09, 2004 8:49 PM
Subject: [DECtalk], Re: dectalk in mp3 format


> Hi,
> I'm not familiar with Ntrack.  What's that?  I do have Soundforge 6.  It
has
> a good sample rate convertor.  Go into the Process menu, Alt+P, then hit
the
> s key for resample.  Hit tab once and there's an edit spin box for the
> sample rate.  Tab twice and there's a check box for using an anti-aliasing
> filter.  Be sure this is checked.  Then hit Enter and it should do it.  If
> you check the box to set sample rate only and not resample, it will simply
> change the sample rate in the file header, but won't change any of the
data.
> This would be good for quickly speeding up or slowing down audio.
> Jayson.
>
> ----- Original Message -----
> From: "Nick Gawronski" <nick@xxxxxxxxxxxxxxxxx>
> To: <dectalk@xxxxxxxxxxxxx>
> Sent: Monday, August 09, 2004 7:29 PM
> Subject: [DECtalk], Re: dectalk in mp3 format
>
>
> > Hi, I use soundforge 6.0 for single track editing and ntrack for multi
> track
> > editing will these tools work ok?  bye
> > My web page is at http://www.nickgawronski.com
> > ----- Original Message -----
> > From: "Jayson Smith" <ratguy@xxxxxxxxxxxxx>
> > To: <dectalk@xxxxxxxxxxxxx>
> > Sent: Monday, August 09, 2004 6:13 PM
> > Subject: [DECtalk], Re: dectalk in mp3 format
> >
> >
> > > Hello,
> > > This answer will be brief, as I don't know how knowledgable you are in
> the
> > > field of audio editing, what software you have available to you, etc.
> If
> > > you'd like a more detailed letter please let me know, and also tell me
> > what
> > > you have at your disposal.  Also, anybody else who has other tips, or
a
> > > better way to do it, please feel free to chime in!  This is an often
> > > overlooked part of creating a Dectalk performance, and it wouldn't
hurt
> to
> > > get a discussion going and get a few good tips!
> > > Ok, I'm assuming you're using the speak43 application, telling it to
> > convert
> > > to .wav files.  As far as I know, the highest quality you can get from
> > > speak43 itself is 11025 sampling rate, 16 bit.  You want that.  I also
> > > assume you're trying to do something like make Dectalk sing in
harmony,
> a
> > > round, etc.  If so, then you'll have to have one file for each part of
> the
> > > song and convert them to separate wav files, or that would be the
> easiest
> > > route anyway.  After that, you'll want to mix them of course to create
> > what
> > > will probably be close to the finished product.  On some sound cards,
> > lower
> > > sample rates produce a slight hissing sound, and on some those sample
> > rates
> > > even cause aliasing.  Aliasing is the introduction of unwanted high
> > > frequencies into the audio, which weren't in the original product.
This
> > is
> > > caused by quick and dirty sample rate conversions among other things.
> > > Goldwave, for example, has a sample rate convertor but if you use it
to
> > > upsample, that is, convert to a higher sample rate, you get aliasing.
> > Cool
> > > Edit Pro at least, has a convertor which takes care of the aliasing
> > problem
> > > and you end up with a product which sounds almost, if not exactly,
like
> > the
> > > original.  Because of various low sample rate issues, I always
upsample
> my
> > > stuff using Cool Edit Pro, usually to 44100, which is the standard
> sample
> > > rate for CD quality material.  Always keep it sixteen bit!  It really
> > > doesn't matter about mono Vs. stereo, but just remember to keep it 16
> bit!
> > > The reason is that once you convert to 8 bit, the extra precision of
16
> > bit
> > > audio is lost and you can't get it back again, not even by converting
it
> > to
> > > 16 bit audio again.  So here's what I do.
> > > First I get all the wav files of all the parts to the song.  I then
> > upsample
> > > them using Cool Edit Pro.  Then I start a new project in Cakewalk Pro
> > Audio
> > > 9.  I then put each of the newly upsampled wav files on its own track.
> > Any
> > > time you mix audio together, you're bound to end up with some clipping
> or
> > > distortion if you keep the volumes the same.  Because of that, I lower
> the
> > > volume on all the tracks until there is no clipping.  Then I mix that
> down
> > > to a new .wav file, then run that through a Normalize command, which
> > raises
> > > the total overall volume to the maximum possible without clipping.
> > > Hope this helps!
> > > Jayson.
> > >
> > > ----- Original Message -----
> > > From: "Nick Gawronski" <nick@xxxxxxxxxxxxxxxxx>
> > > To: <dectalk@xxxxxxxxxxxxx>
> > > Sent: Monday, August 09, 2004 6:17 PM
> > > Subject: [DECtalk], dectalk in mp3 format
> > >
> > >
> > > > Hi, What is the best way to mix and convert dectalk stuff into mp3
> > format?
> > > > bye
> > > > My web page is at http://www.nickgawronski.com
> > > >
> > > >
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> > > >
> > >
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> and type
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> in the subject field.
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>


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