While only 12 of the 203 reviews award the MM420 fewer than 4 stars, there are some issues worth noting. The most common ...

When you need a multimeter for testing electrical equipment around the home, it's vital to know what all those symbols around the dial mean.

A sudden air conditioner failure during the peak of an Orange Beach, AL, summer is more than just an inconvenience; it is a full-blown emergency. When the oppressive heat and humidity of the Gulf ...

Learn how to check an AC capacitor to diagnose common HVAC symptoms and determine whether you need capacitor replacement. The post How To Check an AC Capacitor: Signs, Testing, and What To Do Next ...

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.” ...

Capacitors are essential components in electronic circuits, responsible for storing and releasing electrical energy. Testing a capacitor is crucial for diagnosing issues in electronic devices and ...

Abstract: CIE/SDU has developed a new high voltage polymer Aluminium electrolytic capacitor technology which will be suitable for higher working voltages up to 450 V. In cooperation with FH Kiel and ...