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 ...

If you were to ask a random Hackaday reader what their most fundamental piece of electronic test equipment was, it’s likely that they would respond with “multimeter”. If you asked them to produce it, ...

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 ...

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 ...