In a speed controller, the motor’s speed (or velocity) is being controlled. There is an element that detects speed, whether it be a tachometer or some sort of encoder. This monitoring element provides ...

I do a lot of new car testing at the racetrack, and the more at-the-limit testing I do, the more I’ve come to realize that “Off” rarely means 100 percent off when it comes to electronic stability ...

A brushless-DC motor is common in ceiling fan and pan-tilt-zoom (PTZ) camera designs. But you can’t use the same brushless-DC motor solution for both of these end products. A ceiling fan driver ...

Motors account for at least half of the energy consumed in the U.S. Selecting the right control method for an application lets the motor run most efficiently while maximizing torque and overall ...

McLaren did not set out to reinvent how road cars corner, yet its obsession with shaving tenths off a lap in Formula 1 ...

While an analog torque wrench adequately fastens nuts and bolts to their proper tightness, a digital torque wrench represents an impressive upgrade in terms of accuracy. Whereas a standard torque ...

McLaren’s 'Fiddle Brake' pedal let its drivers brake a single rear wheel to rotate the car into corners. Now it's used ...

Want killer handling for your muscle car? BMR’s torque arm suspension systems offer an interesting alternative to the common four-link upgrade Let’s say you’re pulling your race car with your dualie ...

In the “old days,” cars were rear-wheel drive (RWD), which meant that the engine sent its power and torque to the two back wheels through the transmission and driveshaft. However, that started to ...