A catheter for use with a catheterization system having a plurality of external magnetic field generators (F1, F2, F3), each generating a position-data magnetic field, comprising: a flexible tubing (55, 56); and a distal section adapted for engagement with patient tissue, the distal section having: a proximal portion, a distal portion and a flexible joint between the proximal portion and the distal portion; an internal magnetic field generator positioned in one of the proximal and distal portions (13P, 13D), the internal magnetic field generator generating a pressure-data magnetic field; and a first plurality of pressure sensing coils (S1, S2, S3) and a second plurality of position sensing coils (Sx, Sy) positioned in the other of the proximal and distal portions (13P, 13D), the first plurality of sensing coils (S1, S2, S3) adapted to sense the pressure-data magnetic field and generate signals representative of data relating to pressure exerted on the distal section when engaged with tissue, the second plurality of sensing coils (Sx, Sy) adapted to sense each of the position-data magnetic field and generate signals representative of data relating to position of the distal section; characterised by: a first lead serially connecting at least one pair of a pressure sensing coil (S1, S2, S3) and a position sensing coil (Sx, Sy); and a second lead for transmitting signals from the at least one pair for signal processing. a flexible tubing (55, 56); and a distal section adapted for engagement with patient tissue, the distal section having: a proximal portion, a distal portion and a flexible joint between the proximal portion and the distal portion; an internal magnetic field generator positioned in one of the proximal and distal portions (13P, 13D), the internal magnetic field generator generating a pressure-data magnetic field; and a first plurality of pressure sensing coils (S1, S2, S3) and a second plurality of position sensing coils (Sx, Sy) positioned in the other of the proximal and distal portions (13P, 13D), the first plurality of sensing coils (S1, S2, S3) adapted to sense the pressure-data magnetic field and generate signals representative of data relating to pressure exerted on the distal section when engaged with tissue, the second plurality of sensing coils (Sx, Sy) adapted to sense each of the position-data magnetic field and generate signals representative of data relating to position of the distal section; characterised by: a first lead serially connecting at least one pair of a pressure sensing coil (S1, S2, S3) and a position sensing coil (Sx, Sy); and a second lead for transmitting signals from the at least one pair for signal processing. a proximal portion, a distal portion and a flexible joint between the proximal portion and the distal portion; an internal magnetic field generator positioned in one of the proximal and distal portions (13P, 13D), the internal magnetic field generator generating a pressure-data magnetic field; and a first plurality of pressure sensing coils (S1, S2, S3) and a second plurality of position sensing coils (Sx, Sy) positioned in the other of the proximal and distal portions (13P, 13D), the first plurality of sensing coils (S1, S2, S3) adapted to sense the pressure-data magnetic field and generate signals representative of data relating to pressure exerted on the distal section when engaged with tissue, the second plurality of sensing coils (Sx, Sy) adapted to sense each of the position-data magnetic field and generate signals representative of data relating to position of the distal section; characterised by: a first lead serially connecting at least one pair of a pressure sensing coil (S1, S2, S3) and a position sensing coil (Sx, Sy); and a second lead for transmitting signals from the at least one pair for signal processing. a first lead serially connecting at least one pair of a pressure sensing coil (S1, S2, S3) and a position sensing coil (Sx, Sy); and a second lead for transmitting signals from the at least one pair for signal processing.