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 ...

Not only do tachometers look tough hanging from the dash, they also provide a needed service: monitoring the rpm. Keeping track of the Rs on your truck may not seem like a big deal unless you're a ...

It’s a good bet most anyone reading this article is quite familiar with the bright yellow 1957 Chevy 2-door coupe that’s known as Project X. This article on how to install an electric tachometer in a ...

ServoTek Products Inc. announced the successful application of its TachSyn Series brushless DC tachometer/commutator within industrial motor speed monitoring applications. The high-accuracy TachSyn ...

These days, you can find a tachometer on practically any new car. Rental car or fleet-managed garbage truck, it doesn't matter; today's OE electric stepper-motor driven tachs are accurate and driven ...