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.” ...

Regular testing of solid state relays plays a vital role in ensuring the smooth operation and reliability of control systems. By implementing a combination of off-line and on-line testing procedures, ...

The need to perform continuity testing - For initial verification of a new electrical installation, or an addition or alteration to an existing installation, it is ...

When your car doesn’t start, often a low or dead battery is the culprit. Unfortunately, most vehicle owners do not check their battery until it fails. As preventative maintenance, the suggested best ...

It is a device used to manage electrical flow within a system. In air conditioning units, it regulates the connection between various components, like compressors and fans, to control cooling and ...

When your car doesn’t start, often a low or dead battery is the culprit. Unfortunately, most vehicle owners do not check their battery until it fails. As preventative maintenance, the suggested best ...

A multimeter will check the battery voltage. If it’s higher than the rated voltage, your battery capacity is okay. But if it’s lower, you’ll have to replace your battery. Testing without a multimeter ...

A myriad of electrical gremlins can come to light with a car’s age—bad terminals, broken wires, blown fuses, and even fried relays. Knowing how to diagnose those problems can be the difference between ...

As semiconductor packages grow more complex, conventional continuity tests are no longer adequate for screening out open circuits and pin-to-pin shorts. Most test methods were designed for devices ...