• Subsurface resistivity measurements using square waveforms 

      Gasulla Forner, Manuel; Jordana Barnils, José; Pallàs-Areny, Ramon; Torrents Dolz, Josep M. (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 1998-02-28)
      Article
      Accés obert
      This work analyzes the effect of inductive and capacitive coupling between the injecting circuit and the detecting circuit in resistive field surveys. Theoretical and experimental results demonstrate that if a square ...
    • The floating capacitor as a differential building block 

      Gasulla Forner, Manuel; Jordana Barnils, José; Pallàs-Areny, Ramon; Torrents Dolz, Josep M. (IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 1998-02-28)
      Article
      Accés obert
      This paper analyzes the advantages and limitations of using the floating- (or flying-) capacitor technique as a building block with differential input and either differential or single-ended output to implement voltage ...