These devices have key drawbacks. Water level indicators require manual pump operation and often waste power as multiple LEDs ...

Building an Arduino speed detector using IR technology to measure the speed of a moving object is much more cost-effective, ...

Brian McCafferty] created a nice big RGB LED panel in a poster frame that aimed to be easy to move, program, and display.

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Pin connection of Arduino Uno with the Motor driver are as follows ... Then test it over your black line - the LED should light up clearly. This sweet spot in calibration is crucial for reliable line ...

So I decided to ask installers and LED manufacturers why it seems like LED lighting fails like this. I found out there are good reasons why it happens and a lot we can do to stop it. Here are the ...

LED panels use light-emitting diodes to shine light through a substrate of RGB liquid crystals in order to create images. Regular LED panels are either edge-lit (which means the light shines off from ...

This library gives basic control over the TCS3200 and TCS3210 device. The TCS32x0 are light to frequency converters, that allows the colour to be selected and the frequency to be scaled. The TCS3200 ...

We have tested dozens and like the Govee LED Strip Light M1 because it delivers bright, accurate colors, includes more special effects and features than any other model we tested, and supports all ...

The two-player versions of games Snake and Flappy Bird are based upon a unique collaborative multi-player approach. Used hardware: Arduino UNO or UNO R3 microcontroller board, LED matrix displays, ...

The best LED face masks combine different wavelengths of light to target different skin concerns. For example, red light boosts collagen production, while blue light cleanses and attacks bacteria ...

Here’s how it works. Only days after Hisense revealed a TV that uses an RGB mini-LED backlight, the Hisense 116-inch UX, which it said will drastically improve brightness and color accuracy over ...