Assertion: electrode | /r/AtLocation | forehead
Facets:
value: in "monopolar" recording
type: LOCATION
Source sentences:
text: In "monopolar" recording, the more usual scenario, one electrode (the "active") is placed on the scalp or forehead, a place where one would expect a strong EEG signal, and another (the "reference") on a relatively neutral spot such as the earlobe or the bone behind the ear.