PCE 5-Phase Stepper Motor Series with Optimal Incremental Encoder and Dampener, 500 P/R Characteristics Combination Set: PCE Incremental Stepper Motor with Premium Encoder & Damper Extremely low vibration Resolution: The incremental system encoder of 500P/R Encoder section specification Power source: 5V±5% Output signal: 3 Channel: A, B, and Z Output circuit type: Open collector Mycom's high-technological Dampener minimizes pulsation and course vibration movements