General Motors will update the tachometers on the Chevrolet Colorado and GMC Canyon to fix an error discovered by an owner of one of the midsize pickup trucks ...

When engine RPM starts jumping around, the cause can range from a simple air-intake issue to a deeper problem in the fuel, ignition, or engine-control system. In most cases, unstable RPM points to ...

Ever since the first race cars were built, it's been helpful for drivers to know their engine speed. It may sound obvious, but engine power is always a function of engine speed, so accurately knowing ...

If you are to have any success with a performance car, you need information—the more the better. Much of this information is locked away under the hood, just waiting to be let out. And a good set of ...

The SpeedTalker DN (UI) DeviceNet shaft-speed tachometer converts pulse-train frequencies from a wide range of single-ended or differential, single-channel, or quadrature sensors into rpm units.

The 2022 Nissan Frontier was unveiled last week and on first impressions, it appears to be far superior to the outgoing model. However, there is one oddity that has caught the attention of some social ...

This tutorial will guide you through the process of building a tachometer around an Arduino. Tachometers are used to measure rotation rate in Revolutions Per Minute ...

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!