[PD] vu analog style scale?

ypatios ypatios at gmail.com
Wed Feb 3 03:18:39 CET 2010

(sorry, forgot the prefix!)

On 3 February 2010 01:59, ypatios <ypatios at gmail.com> wrote:

> hello
> i understand that for sound level representation in the digital domain, a
> special dB scale is used: The dB full scale (or dBFS). In this scale 0dB
> represents the maximum possible magnitude of a sample before clipping (e.g.:
> |x(n)|=1=0dBFS).
> I noticed the scale on the vu object and it seems it has an analog look,
> meaning it has some 12dB "headroom" above 0dB.
> Now, in most audio software (editors like audacity, plug-ins etc..) level
> meters go usually to 0dB max, and there is just an indicator to notify when
> clipping occurs.
> So what is the use of the analod style scale of vu?
> Would it be meaningful to offset the incoming values to make use of the
> visual space above 0dB or would it mess up the scaling?
> thanks :)
> --
> ypatios

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