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.” ...

Digital multimeters have replaced traditional analog meters long back. It offers better accuracy, reliability, and better handling of impedance. It is a versatile device in the truest sense. You can ...

A precision voltage reference is useful in the lab for checking your multimeters. This post describes the construction of a poor man’s precision voltage reference. It is great for checking any ...