Speed Measurement & Control Trainer This unit consists of DC motor, Speed Sensor, Power driver, PI controller, etc. to control the Speed of DC Motor. 12V DC motor fixed on the metal plateOptical type sensor to sense the speed of the motorMOSFET Based power driver to drive the motor supplyPI controller to control the motor speedIn-built Regulated Power SupplyDigital Display to indicate the motor speedAll components are mounted in a attractive powder coated cabinet