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.

Making a servo tester using an Attiny85 micro chip, Attiny45 also works for this project. This diy servo tester is as good as any other servo tester, the difference is that it can be programmed to do ...

Transforming basic robotics kits, a student-led startup is redefining a complete learning path, from beginner projects to ...

Create a stunning glowing lamp by combining clear epoxy with glue sticks that act as light diffusers around hidden LEDs. This ...

The cult-loved beauty tech brand now has gadgets for nearly every skin—and hair—goal. Every one of the brand’s LED devices is FDA-cleared and CE certified for at-home use. (CE certification is ...

UAE-based renewable energy company Masdar (Abu Dhabi Future Energy Company PJSC) announced on Wednesday that its consortium has awarded the Engineering, Procurement and Construction (EPC) contract for ...

A series where we find out which products the professionals (who really know what they’re talking about) actually use and really stand behind. Read more here. Maybe you’ve seen an influencer gliding ...

There are plenty of lovely e-readers out on the market that come with an nice big e-paper display. There aren’t nearly as many that come with two. [Martin den Hoed] developed the Diptyx ...

A Sydney building company has copped a hefty fine after a decision to take a “cheap option” during construction works resulted in the dramatic collapse of an occupied office building. The NSW District ...

Improvements in manufacturing precision have resulted in smaller, more efficient sensors. Integrating these advances with communication technologies, specialists or automated systems can interpret ...

Inorganic LEDs are light-emitting diodes (LEDs) made from a crystalline semiconductor. The optical emission wavelength can be selected by varying material composition. Example active regions include ...

Organic LEDs are light emitting diodes (LEDs) that use polymers or small organic molecules as their optically active element. Development of organic LEDs is driven in particular by its potential as a ...