Power windows are almost universal in modern vehicles, and if a window doesn’t go up and down, the electric motor that supplies the power could be at fault. The window motor is mounted inside the door ...

Have you ever had to open your car door at a fast food drive-through window or a drive-up ATM and struggle to reach out and grab your food or money? If so, you’ve likely been the victim of a power ...

The thyristor d.c. drive remains an important speed-controlled industrial drive, especially where the higher maintenance cost associated with the d.c. motor brushes (c.f. induction motor) is tolerable ...