• A practical approach to electrode-skin impedance unbalance measurement 

      Spinelli, Enrique M.; Mayosky, Miguel Ángel; Pallàs-Areny, Ramon (Institute of Electrical and Electronics Engineers, 2006-07)
      Article
      Accés obert
      Unbalance between electrode-skin impedances is a major problem in biopotential recordings, leading to increased power-line interference. This paper proposes a simple, direct method to measure that unbalance at power-line ...