ESP8266 RGB Color Picker
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ESP8266 RGB Color Picker

In this project, you’re going to build a web server with an ESP8266 to remotely control an RGB LED. This project is called ESP8266 RGB Color Picker. ESP8266 RGB Color Picker -...

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384:LED – Mini RGB LED array
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384:LED – Mini RGB LED array

Mini (1.44'' x 0.94'' or 24mm x 37mm) 8X16 RGB LED Array. 128 RGB LEDs with three LED chip each gives 384. For this project I designed two PCBs. A control PCB and a LED PCB. My goal was to fit them both in a small panel inside a 5x5 cm square to use cheap Chinese Manufacturing...

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LED current regulator has low dropout
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LED current regulator has low dropout

Peter Demchenko @ edn.com This Design Idea circuit regulates the current through one or more LEDs, making it almost independent of supply voltage. Its main advantage is a very small dropout voltage, which can be less than 100mV. The design could find use on LED strips, where the...

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Interfacing 8×8 LED Matrix with Arduino
ArduinoLed

Interfacing 8×8 LED Matrix with Arduino

This tutorial will show how to interface a 8x8 LED matrix with Arduino. Example code is provided. LED matrix displays can be used to display almost anything. Most modern LED sign boards uses various types of matrix boards with controllers. In this tutorial we are going to interface a...

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LEDs deliver 76,000 candelas at a 10° beam angle
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LEDs deliver 76,000 candelas at a 10° beam angle

Lumileds' second generation LUXEON CoB Compact Range LEDs feature an efficacy and output boost of up to 16% over its previous generation arrays. The devices cover different power range directional lamps such as a 35W-equivalent and a 50W-equivalent MR-16 lamp, achieving...

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Researchers develop LED covering full visible light spectrum
LedScience

Researchers develop LED covering full visible light spectrum

Researchers have developed the first standard LED covering the full visible light, in collaboration with Nichia Corporation. LED and OLED lighting, which is generally called solid-state lighting (SSL), is becoming more common as the next generation lighting. Evaluations of...

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5 channel LED candle using PIC12F508
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5 channel LED candle using PIC12F508

Here is a 5 LED electronic candle using PIC12F508 able to power each LED with 20mA max. This candle produces a great effect and can be used either as a candle or inside a pumpkin. 5 channel LED candle using PIC12F508 -...

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Mover Kit – The first active wearable that kids make & code
Led

Mover Kit – The first active wearable that kids make & code

Mover Kit encourages movement! It's a game, speed-activated bike light, disco bracelet – whatever a kid can make, move & code it to be. The Mover Kit is an intuitive way for kids ages 8 and over to learn the fundamentals of electronics, programming and solve problems...

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