Saelig Company, Inc. has introduced the GW Instek PCS-1000 - a DC and AC Current Shunt Meter with built-in current shunts offering high-accuracy current measurement capabilities. Saelig Company, Inc.

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.

The simple circuit is used to illustrate the method of measuring the amount of AC magnetic and electric fields or the extremely low frequency fields in a workplace or home environment. The simple ...

This is a take-off on Mr. Marian’s “Simple Micro Ampere Meter Circuit” that utilizes active circuitry and an analog meter to make sensitive DC current measurements. A reader subsequently asked if it ...