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Could some DSP guru please direst me to a good
online reference fro A-law, mu-law -- especially the
equations for companding, de-companding. My old
DSP text does not have it, and those on Wikipedia
do not look authentic.
Any help would be greatly appreciated.

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On Wed, 09 Nov 2011 00:21:12 -0800, Daku wrote:

> Could some DSP guru please direst me to a good online reference fro
> A-law, mu-law -- especially the equations for companding, de-companding.
> My old DSP text does not have it, and those on Wikipedia do not look
> authentic.
> Any help would be greatly appreciated.

Here is the canonical source:
http://www.itu.int/rec/T-REC-G.711-198811-I

Disclaimer: I am not a guru.

Regards,
Allan

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