Adding a tachometer to your truck gives you a slew of information about what’s going on with your rig and is easier than most people think. A tach reports engine speed and can help you make shifting ...

If you want a large analog tachometer on a 2014 Mazda3, like the one shown on Mazda’s website, the only way to get it is to equip your car with an automatic transmission. Huh? Otherwise, I’m really ...

We know that the rated rotational speed of an industrial motor is based on two fixed factors: the number of poles and the supply frequency. So if you install a 4-pole, 480V motor in a 480V, 60Hz ...