[EEG] Biosemi's take on the common reference electrode

Kelly hurtstotouchfire at gmail.com
Thu Jan 7 11:52:09 PST 2010

I was talking to one of the technical guys in my lab about the whole
shared reference electrode thing.  We use Biosemi, here's their
explanation of the implementation:


I haven't read all the way through it yet, but I'm fascinated by the
idea that the DRL is a passive electrode on an active cap.


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