Electronic Tachometers Manufacturers

An electronic tachometers are used as a sensor that reads a magnetic strip and reports the rpm digitally. It is capable of producing mean readings rotational speed on components whose rpm is fluctuating. It is used as a velocity transducer for the track-accessing control system of a disk file is described. Rather than employing a conventional moving magnet and fixed-coil velocity transducer, this electronic tachometer combines information from the servo head position signal and from the actuator motor current to generate an accurate measurement of actuator velocity.