The body of an encoder which is made of a magnetic code recording medium is rotated and a magnetic code recorded in the recording medium is detected by a magnetoelectrically converting sensor 11. Thus, the rotating speed and rotational position of the magnetic code recording medium are detected...
The body of an encoder which is made of a magnetic code recording medium is rotated and a magnetic code recorded in the recording medium is detected by a magnetoelectrically converting sensor 11. Thus, the rotating speed and rotational position of the magnetic code recording medium are detected...