You almost never hear of a DC Watt Meter – one just does some mental math with Volts and Amps at the back of one’s head. An AC Watt Meter, on the other hand, can by pretty useful on any workbench.

Electric meters are silent workhorses of the energy grid, the last bit of public infrastructure electricity passes through before entering our homes. Like most people, if you’ve looked at your energy ...

An electricity meter is something most households see regularly, but few people pay attention to the numbers, symbols and ...

Turbine flow meters measure the rate of flow in a pipe or process line via a rotor that spins as the media passes through its blades. The rotational speed is a direct function of flow rate and can be ...

Blood glucose meters are small, computerized devices that measure and display your blood glucose level. These devices are helpful for people with diabetes. If you have diabetes, monitoring your blood ...

VU meters measure the volume (intensity) of analog audio signals. They display signal levels in volume units (VU), a measure of average volume level. By definition, a volume indicator (VI) reading of ...