How exactly does RL reduce the common mode noise(schematically).Is there role of RL with WCT in wilsons network to plot the precordial leads?

I'm working on a 12 lead ECG device based on Wilson Network. I have made the filter(3-lead) circuit which is giving fine output. But when I integrate that with my wilson network+lead selection...

16 April 2017 5,444 6 View