[PD] db and pd

[Marc Lavallée]

Le 21 Mai 2005 12:51, Phillip Stearns a écrit :
> What does the dB represent?
> What is its reference?

http://en.wikipedia.org/wiki/Decibels

It is a "dimensionless unit", relative to some 0 dB reference.

> Why not use the dBfs scale (0dB is the clipping
> ceiling and everything below is measured negative) if
> we're running digital?
>
> What dB value in PD is equivalent to unity gain?

100dB is unity gain in PD:
http://www.crca.ucsd.edu/~msp/techniques/latest/book-html/node17.html
--
Marc