Testing DC supplies can be done in many ways, from connecting an actual load like a motor, to using a dummy load in the manner of a big resistor. [Jasper Sikken] is opening up his smart tester for ...

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 ...

Forget the Battery Tester. Buy a Multimeter Instead. I found this “Traveller” brand 100 amp battery tester at the local Tractor Supply farm store. They were having a big sale and it was $17.95 and I ...

A while ago, I came across the BT-168 Battery Tester. It seems to be cheap and widely available. Because I wanted to see what’s inside, I decided to order one from an online seller, and managed to get ...

The reality is that like almost every component under the hood, a car battery has a finite lifespan and will conk out on you eventually. Weather conditions, corrosion, electrical shorts, charging ...

A car battery is a crucial component that plays a vital role in the operation of a vehicle. Its primary function is to provide electrical energy to start the engine and power various electrical ...