When it comes to car problems, nothing is ever convenient. It seems like your vehicle plots the perfect moment to give you grief, and the majority of the time it involves a dead battery. While it’s ...

An unavoidable reality of owning a car is dealing with a 12V battery. What voltage should a healthy, fully charged 12V ...

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.” ...

If your bike didn't start up this morning, or if you are simply wondering how to check the condition of your old battery before it gives out on you, the answer lies ahead. There are many ways to test ...

Measuring rise time for a power source. Voltage vs. time signals measurements via a scope. A practical setup for battery testing. I was recently asked a question about a dc power supply, aka a voltage ...

The two battery-simulator circuits described here can help you quickly test a battery charger under a normal battery condition and an over-discharged battery condition. The circuits let you set any ...