Finding just the right off-the-shelf part to complete a project is a satisfying experience – buy it, bolt it on, get on with business. Things don’t always work out so easily, though, which often ...

DC motors come in many forms, but they all have the same job: turning electrical energy (DC) into mechanical energy. Although DC motors have a common operating principle, many applications—including ...

One of the contributing factors to the LS engine's success when it comes to performance and economy can be traced to its DIS (distributorless ignition system). By assigning an individual coil for ...

Electric motors are easy to make; remember those experiments with wire-wrapped nails? But what’s easy to make is often hard to engineer, and making a motor that’s small, light, and powerful can be ...

Have you ever wondered why GM, Ford, and Chrysler converted from distributors to distributorless ignition systems (DIS)? Sure, they eliminated the whirling mechanical device that spins a rotor that ...

The linear voice coil motor (aka linear DC motor) is guided by a long-life plain bearing that can allow side loads up to 3 lb (13.5 N), while the precision ground 0.236-inch (6.0 mm) diameter shaft ...

For safe, long-term use of a compressor, the motor winding temperature must be kept below certain limits, in all conditions in which the appliance may operate. For example, compressors from AC ...

It's easy to forget about maintenance intervals, even for car people like us. Believe it or not, non-moving parts do wear. Maybe not as fast as moving parts (serpentine belts, brake rotors, and so on) ...