4.3.2 Sliding-contact resistive transducers Convert mechanical displacement input into lectrical output, either in voltage or in current This is accomplished by changing the effective length of the conductor by the movable contact The contact motion can be translation rotation or a combination of the two(helical motion in a multi-turn rotation device), this allowing measurement of rotary and translatory displacements• Convert mechanical displacement input into electrical output, either in voltage or in current • This is accomplished by changing the effective length of the conductor by the movable contact. • The contact motion can be translation, rotation or a combination of the two (helical motion in a multi-turn rotation device), this allowing measurement of rotary and translatory displacements 4.3.2 Sliding-contact resistive transducers