It’s the latest in instrumentation for the well-appointed shop — an acoustically coupled fast Fourier transform tachometer. Sounds expensive, but it’s really just using a smartphone spectrum analyzer ...

Order Electric Tachometer Digital Laser Tachometer - Non-Contact RPM Meter For Motors, Free USA Shipping Racing Tachometer ...

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 ...

Porsche has always had due reverence for heritage and tradition in its designs. It’s been building the same car for almost 60 years, after all. When it comes to the new Cayenne’s interior though, the ...

If you’re into anything even vaguely mechanical on the broad hacking spectrum, you’ve come into contact with things that spin. Sometimes, it’s important to know precisely how fast they are spinning!

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 ...

With more and more new-car buyers choosing automatic transmissions over manuals, why do tachometers still have such a large presence on dashboards? The tachometer displays engine speed in revolutions ...

For those of us who were young, impressionable hot rodders in the '50s and '60s, there was one piece of equipment that was absolutely mandatory for our cars, a Sun tachometer. It seems as though any ...