While using a digital multimeter to diagnose electrical problems on customers’ equipment, I frequently hear the comment, “I’ve got one of those multimeter things, but I never learned how to use it.” ...

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 ...

A customer recently called to ask questions about the electrical system on his machine. I asked if he had a voltmeter. There was a long pause, then he said, “Yes, but I don’t know how to use it.” He ...

For over a decade, thousands of users have deployed Permanent Electrical Safety Devices (PESDs) in order to reduce their risks in isolating electrical energy. This innovation greatly reduces the ...

HD Electric's DigiVolt Digital Voltmeter – Model DVM-25T - is a compact, high accuracy single-stick voltmeter with capacitive test point mode and ground lead. March 18, 2008 HD Electric’s DigiVolt ...

How do you know if a resistor is correctly restricting the flow of electricity? Using a multimeter is an obvious answer. However, there is more to it than meets the eye. This article will explain what ...

From a high-volume-production point of view of the Design Idea 'Test batteries without a voltmeter' (EDN, Nov 9, 2000, pg 167), it is a time-consuming and laborious task to tweak the large number of ...