[sclug] [Fwd: Make my mp3s louder]

alan c aeclist at candt.waitrose.com
Tue Apr 22 18:43:13 UTC 2008

Neil Haughton wrote:
> Sorry - take 2: typos removed.
> Can anyone suggest how to make my ogg/mp3 tracks louder?
> I have a number of my own CDs which I've ripped and encoded as either
> Ogg or MP3 format, and stored on my Nokia phone which also doubles up as
> a music player. (It's okay for cycling through the traffic, before
> anyone asks about quality :-) )
> The trouble is that a number of the CDs are noticably quieter than I
> would like. I'm talking average level here, so it's not a dynamic
> compression issue. My recently purchased remastered Roxy music albums
> are a case in point.
> As I see it the uncompressed ripped (pre Org/MP3 encoding) signal is
> really just a stream of numbers representing instantaneous signal levels, so on the
> face of it multiplying these numbers by some constant factor should, in
> effect and up to a point, increase the amplitude when restored to an analogue signal.
> The question is are there any tools out there that will do this for me? I've looked at
> SoundJuicer, Audacity and Ardour (the latter looked most likely to offer
> this kind of thing) but for the love of me I can't find any such
> facilities. Odd really, because amplitude control is surely a basic in
> any music processing (isn't it?), or am I overlooking something
> blindingly obvious?

I did find a volume facility on audacity recently

I think it was visible once a file was loaded in, I do not think I 
needed to select any region of ht efile iirc.

I am using the repos. offering for kubuntu 7.10 currently
alan cocks
Kubuntu user#10391

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