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220 V Slow Fade Bedside Lamp Circuit

Last Updated on June 9, 2023 by Swagatam Leave a Comment

The operating principle of this children’s night light is to gradually familiarize the child with darkness by gradually reducing the brightness of their bedside lamp. The room’s brightness will slowly […]

Filed Under: LED and Light Effect

LED Night Lamp with Dimmer Circuit

Last Updated on April 29, 2023 by Swagatam Leave a Comment

The post explains a simple plug-in type night lamp circuit with delayed switch OFF and dimming facilities. The entire circuit is built using a transformerless power supply which ensures that […]



Filed Under: LED and Light Effect

LED Flashlight Circuit using 1.5 V Cell

Last Updated on April 23, 2023 by Swagatam 3 Comments

This LED flashlight circuit is able to power a Luxeon type LED with a single 1.5 V battery. This results in a miniature flashlight that will not run out quickly. […]

Filed Under: LED and Light Effect, Mini Projects

LED Light Circuit for Street Vendors, Hawkers, Shopkeepers

Last Updated on January 9, 2023 by Swagatam Leave a Comment

In this post we will discuss how to build a very simple, low cost LED lamp with charger. This unit can be used by any street seller, vendor, hawker, to […]

Filed Under: LED and Light Effect

220 V Multiple Light Effect Generator Circuit

Last Updated on November 22, 2022 by Swagatam Leave a Comment

If you are looking for a multiple light effect generator circuit to generate sequencing, reverse/forward light effects, using 220 V colorful lamps, then this circuit might help you. How the […]

Filed Under: LED and Light Effect

Blinking LED Circuit using LDR and Resistors

Last Updated on November 15, 2023 by Swagatam 6 Comments

This is perhaps the most simplest looking LED flasher that does not depend on any semiconductor. This LED blinker circuit utilizes ordinary passive components like a few resistors, a capacitor […]

Filed Under: LED and Light Effect, Mini Projects, Oscillator Circuits, Simple Circuits



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