NASA’s Lunar Backpack
NASA researchers and commercial partners have created a remote-sensing mapping technology that will aid explorers in the lunar South Pole's airless wastes.
The Kinematic Navigation and Cartography Knapsack (KNaCK) is a mobile...
Organic Light Emitting Diodes (OLEDs) Display Systems
An organic light-emitting diode (OLED) is a light-emitting diode (LED) in which the emissive electroluminescent layer is a film of a light emitting organic compound in response to an electric current....
Implementing Capacitive-Touch Interfaces in Low-Cost LED Lighting Designs
In recent months, there has been a move to integrate capacitive-touch and capacitive-proximity user interfaces (UIs) into lighting applications. The simplicity of the UI, the ability to use irregularly-shaped sensors and...
LED-Based Running Display
Here is a circuit that creates an eye-catching running display effect using LEDs. It can be used to light up borders of animations, pictures, etc, and also for short word displays.
The...
EMO: The Light That Reflects Your Emotions
In the beginning of the Universe there was nothing. The void space was dark and it harboured no warmth of light. Then came a flash of glowing light and roaring thunder...
Internet of Things (IoT) LED Lamp with Video (Hindi & English)
In this IoT LED Lamp project, we handle the output pin of ESP32 for switching and dimming a DC LED lamp using a local Web server. For a local Web server,...
How To Build A Simple Laser Tachometer
Did you know you can use an LED as a light sensor? In this video, the author will show you how to use this phenomenon to build a laser tachometer capable...
Basics of Light Emitting Diode (LED)
In this video, the author is going to give you a tutorial on Light Emitting Diode (LED) basics. In this tutorial, he will be explaining basic construction, working applications of LED,...
Light Emitting Diodes Next-Generation Smart Lighting Sources
Light-emitting diodes were invented in the 1920s. Today, LEDs come in various colours, brightness and wavelength—visible, ultraviolet and infrared. LEDs have a lot of advantages over traditional lighting including low energy...
LED Based Message Display
This LED based message display is built around readily available, low cost components. It is easy to fabricate and makes use of 3mm red LEDs. A total of 172 LEDs have...
