Thank you very much! This makes sense, and the converted ECG signal I obtain seems meaningful!
Thanks again, raffaele 2012/4/2 Benjamin Kuris <[email protected]> > A quick treatment is: > ADC = 3.0V fullscale. > 3.0/4095 = volts per bit. > Or you can also use a ratio: > ADC (bits) / 4095 (bits) = ADCvolts (V) /3.0 (V) > > Then you look at the ECG datasheet and above by gain to figure out > volts on the electrode input. > For more detail read section 9 of the manual which covers some sources of > error. > > -Ben > > > See section 9 of the user manual which describes how to get "volts" > from the ADC bit value. > > On Mon, Apr 2, 2012 at 12:37 PM, Raffaele Gravina > <[email protected]> wrote: > > Dear all, > > > > this might be a silly question to some of you, but I wonder how I can > > convert (from RAW ADC values to Volt) the two ECG signals I get from the > > Shimmer2R equipped with the 4-leads ECG sensor-board. > > > > Any help would be greatly appreciated! > > > > Best, > > > > Raffaele > > > > _______________________________________________ > > Shimmer-users mailing list > > [email protected] > > https://lists.eecs.harvard.edu/mailman/listinfo/shimmer-users > > >
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