audio widgets etc, was Re: [linux-audio-dev] Is ladspa actually la-dsp-a? Is JACK the ultimate solution?

Steve Harris S.W.Harris at ecs.soton.ac.uk
Wed Jun 9 22:26:03 UTC 2004


On Wed, Jun 09, 2004 at 05:56:37PM +0200, Alfons Adriaensen wrote:
> On Wed, Jun 09, 2004 at 02:37:31PM +0100, Steve Harris wrote:
> 
> > Yes, IEC-268:
> > ...
> > It also defines which points you should mark on your scale.
> 
> Does it also define the 'ballistics' ? ISTR this is a very
> fast rise time 'absolute peak' type of meter. Depending on
> the job at hand, a user may prefer another response that is
> closer to the subjective sound level.

IEC-268 is a peak meter, so its rise time should be as fast as possible -
the decay time is very slow, but I foget what it is.

There are other meters that have slow-rise and/or subjective volume
readings, eg. A-weighting.

- Steve



More information about the Linux-audio-dev mailing list