There are 1,500 potentially active volcanoes in the world. Asia alone has 744 of them. Though it may take a hundred to thousand years before these volcanoes erupt, it is...

One of the horrors of being a technician or an electrician is being harmed by the actual job itself. The voltage of a certain electrical system is being measured by...

Since the rise of the industrial revolution in the 1800’s, technology and machines have advanced and developed tremendously. And it is undeniable that these advancements played a big role in...

Most amateurs would have trouble recognizing power quality problems from electrical distribution systems or equipment connected to circuits. More often than not, these problems would be viewed as just faulty...

A True-RMS device can be classified as one of three tools that can measure either alternating current (ac) or ac voltage. They can be classified as: True-RMS digital multimeters (or...

One of the well-known calibration instrument that is available in the market right now is the Digital Multimeter or DMM. It is a test tool that is being used to...