Content for LDR

How to Use RGB LEDs to Identify Colours - DIY Colour Sensor

“This is a DIY colour detector made only using an RGB LED and a photoresistor sensor. I got a comment and request from one of my Instructables that they would like to see an LED used as a colour detector …

LDR Photovoltaic Solar Tracker

“This Instructables is a Solar Tracker for PV Panel based on LDR (Light Dependent Resistor) Sensors. A Solar Tracker aims to increase energy generation by pointing the PV Panel straight to the sun providing more light to it. Despite the …

Sunshine Alert Meter

“Many people nowadays do not get enough sunlight during the day due tot the strong preference to be in front of the computer as opposed to playing outside. What better time to be outside than summertime! This is a sunshine …

Ne555 Dark Sensor

“Hello everybody today I’m back with a new Instructables. In this instructables I will show you how to make an Ne555 dark sensor.”

Programmable LED

“Inspired by various LED Throwies, blinking LEDs and similar instructables I wanted to do my version of an LED controlled by a microcontroller.The idea is to make the LED blinking sequence reprogrammable. This reprogramming can be done with light …

Home Monitoring System Based on LattePanda, ZigBee and Azure

“Design your home monitoring system with LattePanda (with Windows 10 Home x64 OS), CC2530 ZigBee devices, and Microsoft Azure services. LattePanda is a powerful development board that can run a full version of Windows 10. It is equipped with an …

Sensor Platform Robot With IR Control

“Hi thereThis is my electronic robot project that I started because I wanted to learn more about interfacing sensor electronics with microcontrollers as well as build a platform that I could use to test out some of my programs, since …

LDR light following robot

“A photoresistor is a light-controlled variable resistor.The resistance of a photoresistor decreases with increasing incident light intensity; in other words, it exhibits photoconductivity. A photoresistor can be applied in light-sensitive detector circuits, and light- and dark-activated switching circuits.This …

Actobotics Solar Tracker

“This is a simple robot that uses two photo resistors to track the incoming light from the sun and move to follow it. This robot could be very useful in many applications, including what its intended use as a solar …

Automated Garden Monitoring System - Slimme Serre

“As a student, I have a habit of forgetting things. Because of that, I’m unable to plant any plants,vegetables or herbs. But now with the help of The Slimme Serre, this is no longer a problem. The Slimme …