On Tue, Dec 02, 2008 at 04:41:10PM -0500, nescivi wrote: > > well, 10 bit is ok, but i would prefer a more accurate resolution. > > That's not what I am getting at. > If your sensor's analog output value has less than 0.097656 % (1/1024 * 100%) > noise, then, yes, you need a more accurate ADC. Otherwise there is no point. Depends on the noise bandwidth and sample rate. A simple 2nd order, critically damped LPF can do wonders. If you buffer the sensor with an opamp, this takes just two resistors and two condensors. I'd use it anyway. Ciao, -- FA Laboratorio di Acustica ed Elettroacustica Parma, Italia Lascia la spina, cogli la rosa. _______________________________________________ Linux-audio-user mailing list Linux-audio-user@xxxxxxxxxxxxxxxxxxxx http://lists.linuxaudio.org/mailman/listinfo/linux-audio-user
