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You are here: Home / Archives for LED and Light Effect

3D Moon-Sphere LED Driver with Charger and Dimmer Circuit

Last Updated on August 29, 2020 by Swagatam 41 Comments

In this post we learn how to build a homemade LED driver with dimmer and charger circuit for illuminating a 3D moon from a 5V USB source. The idea was […]

Filed Under: 4017 IC Circuits, LED and Light Effect

200, 600 LED String Circuit on Mains 220V

Last Updated on June 18, 2022 by Swagatam 39 Comments

The post details the construction of a 200 to 600 LED project, using series parallel  LEDs for creating an alphabetical display sign board. The idea was requested by Mr. Mubarak […]



Filed Under: LED and Light Effect

7 Watt LED Driver SMPS Circuit – Current Controlled

Last Updated on January 8, 2021 by Swagatam 27 Comments

The presented 7 watt LED driver circuit is an SMPS based non-isolated, transformerless circuit which ensures a safe current controlled output for the attached LED, it is very affordable to […]

Filed Under: LED and Light Effect, SMPS

Greatest Myths about LED Lighting

Last Updated on March 13, 2019 by Swagatam 12 Comments

LED lighting products are relatively new for the commercial market and as with any new product, they have to deal with doubt and negative comments from consumers’ side. There just […]

Filed Under: LED and Light Effect

Controlling LED Strip Light ON/OFF and Brightness with any Remote Control

Last Updated on July 3, 2019 by Swagatam

In this post we are going to construct LED strip controller circuit using Arduino, which can turn ON/OFF and decrease/increase brightness of LEDs using ordinary IR (Infrared) remote. What is […]

Filed Under: Arduino Engineering Projects, Infrared (IR), LED and Light Effect, Remote Control

Make this Foot Activated Staircase Light Circuit

Last Updated on March 13, 2019 by Swagatam 16 Comments

The post explains a simple foot activated staircase light circuit comprising of a chain of LEDs which activate sequentially in response to each climbed step. The idea was requested by […]

Filed Under: LED and Light Effect

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