A small portable device featuring timer, clock, and calendar functions, equipped with a simple and functional interface and a truly long battery life.

Making a servo tester using an Attiny85 micro chip, Attiny45 also works for this project. This diy servo tester is as good as ...

Here’s something fun from [Chad Kapper] over on HackMakeMod: Escape Room Lockbox with the Cheap Yellow Display. You may have heard of the “cheap yellow display” (CYD), so-called due to the board’s ...

ST’s SRK1004 synchronous-rectifier controllers save space and increase efficiency in the secondary side of active-clamp, resonant, and quasi-resonant flyback (ACF, AHB, QR) converters for chargers, ...

When you’re testing or debugging some mains-powered gear, plugging it directly into the outlet can often be an exciting ...

The best portable power station is essential for keeping devices and appliances powered during outages or when you're off-grid. Whether you're looking for a lightweight unit for camping or stashing in ...

Portable power stations are handy for backup power during outages, off-grid electricity for an RV, or simply charging your laptop and phone while working remotely. They’re effectively large bundles of ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Home prices are largely determined by the ...

Caroline Banton has 6+ years of experience as a writer of business and finance articles. She also writes biographies for Story Terrace. Robert Kelly is managing director of XTS Energy LLC, and has ...

The words you write or speak can leave a huge impact—either good or bad—so it’s super important to choose them wisely. Words can make or break a relationship, and your choice of words and the way you ...

Electricity is playing an increasing role as we look to develop low carbon sources of energy. Get ahead in this exciting field and develop your understanding of how electrical networks will be ...

Many U.S. companies have sought to reassure investors that tariffs are "manageable," but early earnings-season comments suggest profit margins are at risk with consumers balking at higher prices. ago ...