The WT1600S from Yokogawa is a digital power meter designed to provide cost-effective measurements of both extremely small currents in energy-saving equipment and high currents in applications ...

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.

[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 ...

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 ...

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 ...