Specific Gravity Test (for lead-acid batteries ... Some multimeters or specialized testers can measure the CCA of the battery. Check the battery's CCA rating and compare it with the test result.

The typical way of doing a low battery detector is throwing a comparator in the circuit, setting it to measure a certain threshold voltage, and sending that signal off to a microcontroller or ...

Here are some practical tips to measure and maintain your car battery in good condition. The lifespan of a car battery ...

You bought the best laptop, but the more you use it for gaming or everyday productivity, the more you might be wondering about battery life. That's because batteries don't always hold their full ...

Image Credit: Eagle Eye Power Solutions, LLC | Fotronic Corporation / Test Equipment Depot | Storage Battery Systems, LLC. Hydrometers are calibrated glass floats that are used to compare the ...

Electronics convert this energy reading to a density measurement. This method is particularly effective in process applications that involve extremely high flow rates, high pressure, and high / low ...

There are two approaches to installing a battery disconnect. Electrical experts say either way is valid, and point out advantages/disadvantages to each approach. Install the disconnect switch on ...

it is not easy to measure unless one of the objects is really, really big. The Earth, for example, is massive enough for the force due to gravity to be noticed. Some objects fall differently ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. But the most significant impact on a bike’s handling and ride characteristics is its ...

I’ve stated it before on Hackaday but one of the most interesting engineering challenges posed to me this year was “how could you store enough energy to power a decent portion of a home for ...

The optimal management of achalasia is controversial and there is a paucity of high-quality evidence from randomized trials comparing the effectiveness of different treatments and interventions.