In this post I have explained how to make a LED string light which can be operated from 220V mains through a single inexpensive PPC capacitor. The idea was requested by Mr. Basit Momin.WE STRICTLY CAUTION YOU THAT YOU BUILD THIS CIRCUIT ONLY IF YOU ARE AWARE OF THE DANGERS OF MAINS AC AND KNOW […]
Lamps and Lights
Christmas LED Candle Light Timer Circuit
In this post I have explained a sequentially advancing 25 LED timer circuit which may be initiated on the 1st day of December so that each LED lights up on each day until the 25th of December (on Christmas) when all the 25 LED can be seen lit up. The circuit was requested by Mr. […]
Make this LED Cricket Stump Circuit at home
In this post I have explained how to make an illuminated LED cricket stump and bails for helping umpires declare a foolproof OUT, NOT-OUT decisions. The Circuit Concept You might be seeing these amazing cricket stumps in the ongoing 2015 ICC world cup cricket matches, which can be seen dazzle or light up brightly as […]
Blinking 3 LEDs (R,G,B) Sequentially Using Arduino Circuit
In this post I have explained how to run or blink three LEDs in sequence using Arduino. The post was written and submitted by: Jack Franko PROGRAM/* make RGB LEDs to blink in series one by one at intervalof 1000MS */ int R = 12;int G = 11;int B = 10;void setup(){ pinMode(R,OUTPUT); pinMode(G,OUTPUT); pinMode(B,OUTPUT);}void […]
How to Drive High Watt LEDs with Arduino
In this post I have explained the method of incorporating high watt LEDs with Arduino through external high voltage supplies. The question was put forth by Mr. Cole. The Circuit Question I stumbled upon your blog and I love it! So much great information and great ideas Right now I am trying to figure out […]
Simple RGB LED Controller Circuit
In this post I have explained how to make a simple RGB (Red, Green, Blue) LED controller circuit which may be designated to flash a group of RGB LEDs with a particular sequencing pattern. The idea was requested by Mr. Navdeep. Technical Specifications I want to make a display board with red, green and blue […]
