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EMI from People in the Vicinity

Posted: Tue Sep 20, 2005 9:56 am
by prtbrown
I recently acquired a biosemi system in order to demonstrate and allow my class some practical experience in EEG recordings. However, I've noticed that when the system is used on people of a certain hair tyes, the signal is more prone to inteference artefacts from other people walking or moving in the vicinity of th user.

Is this a common problem? and does anyone have any suggestions on how to reduce or remove this effect?