Speed control circuit for permanent magnet D-C motors
Speed control device for transistor motor
Speed regulation system for DC motors with hall generators
Speed-control drive circuit for a D.C. brushless fan motor
Spin motor control system for a hard disk assembly
Spindle drive system
Stabilized brushless motor drive circuit
Start-up method for synchronous motors
Stator winding control circuit for a brushless d.c. motor
Stepping motor
Stepping motor for electronic timepiece
Stepping motor for timepiece
Subharmonic controller for electromagnetic exciter
Switch control system
Synchronous motor control system
Synchronous motor control system
Synchrotransmission system controlled by Hall effect
System for driving and controlling the motion of an oscillatory
System to determine solenoid position and flux without drift
Three phase full wave DC motor decoder