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Proper safety procedures are critical when testing high-voltage systems. As the following examples prove, mistakes happen. However, when the safety of you and your coworkers is at stake, neglecting ...

Determining the speed of a battery charger to change voltage requires careful consideration of many factors to ensure a safe and proper measurement. Using the right tools makes the job much simpler ...

The power supply on a computer transforms the alternating current from the wall outlet into a direct current flow that the computer's components can use. Testing the DC voltage output of the power ...

"People who have troubles that they should be connected to the charger, they do not feel like they are being charged," or "The charger body or cable seems to be broken, but I do not know which is ...

If a poll was taken to determine what aspect of the hot rod hobby enthusiasts dislike the most, there’s a high likelihood that “diagnosing electrical issues/gremlins” would be the popular answer. An ...

[mircemk] built a slick-looking LED tester with a couple handy functions built in. Not only can one select a target current to put through an LED, but by providing a target voltage, the system will ...