[linux-audio-dev] scaling jackinput to dbSPL

Dan Mills dmills_00 at yahoo.co.uk
Tue Aug 15 17:03:17 UTC 2006

--- Dominique Michel <dominique.michel at citycable.ch>

> With jack, mixers as jackeq or jackmix are already
> using db scales.

Yeeees, but they deal with gain which is unitless in
the DB system.

What is being discussed is how to reference things to
external signal levels (measured in volts, SPL or
whatever), this requires a mapping from dbFS to the
external signal level and that is heavily hardware

Regards, Dan.

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