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 ...

Why a better current sensor for EVs is advantageous. How a diamond-based quantum sensor may be suitable. Test results for this sensor. Measuring a physical attribute such as voltage or current with ...

It’s no exaggeration to say that the development of cheap rechargeable lithium-ion batteries has changed the world. Enabling everything from smartphones to electric cars, their ability to pack an ...

WHITE SANDS MISSILE RANGE, N.M. — Thirty Soldiers and 85 government civilians and contractors began a three-week test of an updated air and missile defense sensor at the White Sands Missile Range. The ...

“This battery monitor reports to my phone as soon as I get into Bluetooth range.” The Ancel 12V Car Battery Tester is $24, $16 off its $40 list price. That’s a sizable discount on a device that could ...

Your car’s battery might seem like a “set it and forget it” part, but when it fails, it can leave you stranded, potentially costing you hundreds of dollars in tow fees or a visit to the mechanic to ...

The $50 sensor runs on two coin cell batteries so you don’t need a nearby power source for installation. The $50 sensor runs on two coin cell batteries so you don’t need a nearby power source for ...

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 ...

Working to automate your smart home with better security? Aqara recently updated its Motion Sensor for HomeKit, renaming it the Motion Sensor P1 and adding sensitivity modes and longer battery life — ...