Sensata | Newall's Digital Readout (DRO) Systems offer exceptional value with leading edge technology and productivity enhancing features. Designed for use with the Spherosyn Serial and Microsyn Serial linear encoders, Digital Readout Systems by Sensata | Newall are well known for providing the best solutions for any machine application. With rugged die cast chassis and wipe-clean front panels, Sensata | Newall DRO Systems are built to last.