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.” ...

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 ...

We may receive a commission on purchases made from links. Electrical diagnostic work is one of the most challenging parts of automotive repair. It can be incredibly daunting for beginners or DIY ...

To help power supply development, semiconductor companies offer evaluation boards which show a typical application of a power-management IC. This gives design engineers the opportunity to start their ...

My stepfather wired my basement and I'm installing the outlets (eg. placing the wire on the outlet itself), but I'm not sure which circuit breakers to turn off.<BR><BR>How can I tell if a power line ...

If you’ve ever been in the shower when the hot water runs out, you know first-hand how frustrating water heater issues can be. Of course, you need to eliminate the obvious causes, like being last in ...

How accuracy is defined in DC programmable power supplies How and why the power supply experiences voltage output errors How to wire test leads and sense leads for accurate measurements When testing ...