On Sunday 13 April 2008, Fons Adriaensen wrote: > On Sun, Apr 13, 2008 at 10:04:51PM +0200, Florian Schmidt wrote: > > On Saturday 12 April 2008, Fons Adriaensen wrote: > > > The PPM is a pseudo-peak meter. It will indicate 80% of > > > the steady-state value for a 10ms burst, and fall by 24db > > > in 2.8s. Each scale division (1..7) represents 4dB. It is > > > calibrated to indicate '7' (+12 dB on the EBU scale) for > > > 0dB FS. > > > > Excuse my ignorance, but what's a steady-state value? > > The value it would show for a continuous signal of constant > amplitude. So for a 10 millisecs burst the meter will > indicate 2 dB below the true amplitude. This defines the > rise time.
Thanks for the explanation.. Regards, Flo -- Palimm Palimm! http://tapas.affenbande.org _______________________________________________ Linux-audio-dev mailing list [email protected] http://lists.linuxaudio.org/mailman/listinfo/linux-audio-dev
