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 ...

“Am I the first person to discover this?” is a tricky question when it comes to classic Macs, some of the most pored-over devices on the planet. But there’s a lot to suggest that user paul.gaastra, on ...

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.” ...

Kelly has over 10 years of experience writing about home design and improvement for many prominent publications. She also spent several years working at a tech startup for an interior design game ...

A capacitor is an electrical component that stores electrical energy. It is common to find capacitors in electronic devices such as computers, televisions, and radios. However, over time, a capacitor ...

HVAC (heating, ventilation, and air conditioning) systems are critical to maintaining acceptable interior temperatures in both residential and commercial buildings. The capacitor is an important ...

Ever wonder what goes on inside of an electrolytic capacitor? Nick Visic from AiSHi Capacitors shows how these popular capacitors work in this tear-down video from DesignCon. The screw terminal ...

Single-phase motors, adjustable-speed drives (ASDs), and power factor (PF) correction applications often depend on capacitors to operate properly. This article explains how to test these critical ...

Powered by a 9V battery or an optional ac wall adapter, the Model 881 handheld tester can be used to measure the equivalent series resistance (ESR) of electrolytic capacitors in or out of circuit. The ...