At least two electrodes for ++; was recorded, an electrode lin(ing with the first gate of +C;
e'uipment, another one in second gate, Fetween the two electrode potential difference recorded
The electrode 1laced in scalp is named active electrode or detection electrodes, the electrode
unrelated electrode or reference electrode. ++; leads have
%ways4 one is unrelated electrode unipolar leads method, another way is only use the bipolar lead
of the activity electrode to instead of the unrelated electrode.
-=0 Enipolar lead -<eference lead04 The activity of the scalp electrodes and unrelated to the
ipsilateral electrode is lin(ed6 7ts depiction of the ++; recorded activity for the electrode and
potential difference between electrodes.
s the way of described and record two Active electrode in scalp and the two
lin(ed to instead of use unrelated to the electrod.