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Line Laser Controlled Motor Alignment Circuit

Last Updated on February 6, 2021 by Swagatam Leave a Comment

The post explains a simple line laser controlled motor driver circuit, which works by responding to a precision horizontal laser line, generated from a line laser level device, and automatically […]

Filed Under: Industrial Electronics

3-Digit LED Capacitance Meter Circuit

Last Updated on January 31, 2021 by Swagatam 1 Comment

This project is yet another test equipment that can be extremely handy to any electronic hobbyist, and building this unit can be a lot of fun. A capacitance meter is […]



Filed Under: Meters and Testers

Ceiling LED Lamp Driver Circuit

Last Updated on October 28, 2020 by Swagatam 1 Comment

Nowadays the CFL and fluorescent lamps are almost completely replaced with LED lamps, which are mostly in the form of circular or square shaped flat ceiling mounted LED lamps. These […]

Filed Under: DIY LED Projects, SMPS

Automotive LED Driver Circuits – Design Analysis

Last Updated on March 12, 2020 by Swagatam 28 Comments

In cars or automobiles, LEDs have grown to be the preferred choice of lighting. Whether it’s the rear tail-lights or the tell-tale indicators in the cluster as indicated in Figure […]

Filed Under: Car and Motorcycle

Touch Dimmable LED Light Bar Circuit

Last Updated on January 23, 2020 by Swagatam 9 Comments

This LED light bar with dimmable feature will allow the user to adjust the brightness of the lamp in 4 steps, with100%, 50%, 10% and 0% illumination control at each […]

Filed Under: 4017 IC Circuits, DIY LED Projects

Red LED LightStim Circuit for Removing Facial Wrinkles

Last Updated on October 20, 2019 by Swagatam 9 Comments

An LED based LightStim is a device used for rejuvenating facial skin by stimulating cell growth. Normally, RED LED is used in these devices since red light have been found […]

Filed Under: Health Related, Mini Projects



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