If your goal is to save on electricity, you must first measure the ac current flowing through your appliances. The formula for power is the product of the ac line voltage and the measured current.

Suited for highly accurate ac power measurements, the series 66200 digital power meters uses internal 16-bit ADCs to provide precision sampling at rates to 240 kHz. Units employ a dual-shunt design ...

Saelig Company, Inc. has introduced the GW Instek GPM-8213 AC Power Meter, which has been designed specifically for power measurements on single-phase AC power supplies. This instrument offers ...

[Renaud] built a AC power meter from scratch. While commercial power meters like the Kill A Watt are available [Renaud’s] build gives an interesting insight into the methods used. At the heart of ...

When new hire Bill Harmon joined the team, he brought with him a new way of testing power at the socket level. There are several ways measure power at the plug, and we have explored a few. Raritan's ...

Let's start with DC voltage, one of the simplest and most-used multimeter measurements. The DC voltage measurement is used to determine the difference in electrical potential between two points in a ...

My stepfather wired my basement and I'm installing the outlets (eg. placing the wire on the outlet itself), but I'm not sure which circuit breakers to turn off.<BR><BR>How can I tell if a power line ...