A blast from the Elektor archives: this 1998 battery tester uses a simple LED display to reveal a battery’s true condition under load — even below 1 V.

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 ...

The importance of calibration for all electronic test equipment. The main reason why such equipment must be regularly calibrated. The pros and cons of self-calibration or using outside services. It’s ...

Readers of a certain vintage will no doubt remember that for a brief time, some alkaline batteries came with a built-in battery tester. Basically, you just pushed really hard with your fingernails on ...

For example, if you have a battery test system with a single-ranged current measurement system, the tester will have a single current measurement accuracy specification like ±0.2% of full scale. If ...

Every car battery is some amount of time away from failing, so the only thing for anyone with a car, motorcycle, truck, RV, ATV, boat, or other 12V battery-dependent vehicle can do is to make their ...

We may receive a commission on purchases made from links. When you think about your car, the primary power generator in your mind may be the engine. It's true that the engine is responsible for ...

A dead car battery can leave you stranded, which can be inconvenient at best or downright dangerous at worst. In many cases you can jump-start the vehicle, but that’s not always possible. Reviving a ...

Autoblog aims to feature only the best products and services. If you buy something via one of our links, we may earn a commission. Every car battery is some amount of time away from failing, so the ...