The online retail giant started recently selling golf balls under its Amazon Basics brand in mid-October. Priced at just $15.99 for a dozen balls (when GeekWire purchased a box in November), Amazon is ...

This circuit shows how to use an ordinary LED as a light sensor. It makes use of the photovoltaic voltage developed across the LED when it is exposed to light. LEDs are cheaper than photodiodes and ...

Posts from this author will be added to your daily email digest and your homepage feed. The pro-install home automation company Crestron Home is adding circadian rhythm lighting to its high-end ...

IKEA has launched its JETSTRÖM LED wall light panel in Europe. Unlike a lot of IKEA's other smart lights, the wall light can produce white light as well as coloured light. It will set you back £35 and ...

More of my EV kick coming through. A solar tracker is used rotate a solar panel to get optimum energy from the sun. This one uses LEDs as the light sensor and mosfets to drive the output to rotate on ...

Not everyone is born with innate cinematic knowledge and lighting prowess from birth. Before you can become the next Roger ...

LED light panels can help you create interesting, depth-creating light where it doesn’t exist. That’s crucial because having a great camera is just one part of the equation. Without quality light, ...

When you need to quantify the color of an object, you’ve got quite a few options. You can throw a Raspberry Pi camera and OpenCV at the problem and approach it through software, or you can buy an ...