Smart Ultrasonic Motor Expected release: Summer 2016 www.dynamic-structures.com/smart-ultrasonic-motor The SUM-40 is a direct drive piezo motor stage with an integrated amplifier, controller, and optical encoder that gives the user closed loop control in a compact package. Despite its small size, the URP-40 boasts a continuous torque of 50 mN-m while the integrated optical encoder provides 130 microradian resolution. Highlights  Zero Power Hold  Compact, lightweight design Predicted Specifications Total Rotation: Max Velocity: Max Rated Torque: Continuous Torque: Feedback: Motion resolution: Mass: Operational Temp: Dimensions: Driver Peak Power: Frame size Motor Housing Communication 360° Continuous 300 RPM (1800deg/s) 100 mN-m 50 mN-m Optical Encoder 130 microradians 82g -20C to 50C 40mm x 34.4mm (θ x L) 12 W NEMA 17 Aluminum USB-C / RS232 Speed (deg/sec)