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Flasher

220V Operated LED Flasher Circuit using Triac

Last Updated on June 1, 2026 by Swagatam 19 Comments

simpleACflashercircuit

The following triac/diac based mains operated LED flasher circuit which is actually an astable multivibrator circuit utilizes only a diac and resistor arrangement for implementing interesting wig wag flashing of two LEDs. The simple 220V flasher circuit was shared with me by Mr.Vineesh, who is one of the keen followers of this blog. I would […]

Filed Under: Lamps and Lights Tagged With: 220V, Flasher, LED, Operated, Triac

2-Pin Motorcycle Turn Signal Flasher Indicator Circuit with Buzzer

Last Updated on May 16, 2026 by Swagatam 25 Comments

flasher

A simple construction procedure of a motorcycle electronic 2 pin turn signal indicator with beeper circuit has been thoroughly I have explained in this article. Normally, the electro-mechanical types of turn signal indicators are not reliable due to low consistency and vulnerability to changing weather conditions. The present design easily withstands the above parameters and […]

Filed Under: Automobile Electronics Tagged With: Buzzer, Flasher, Indicator, Motorcycle, Signal, Turn

12V LED String Light Flasher Circuit for Christmas Decoration

Last Updated on June 1, 2026 by Swagatam 14 Comments

flasher

Looking for a simple 12 V LED string light flasher circuit for your next Christmas decoration project? Learn how easy it is to build a LED wig wag string light flasher using just a couple of transistors and few other passive components. LED Flashing String Lights for Decorating Homes A LED flasher schematic has also […]

Filed Under: Lamps and Lights Tagged With: 12V, Christmas, Flasher, LED, Light, String

Single Transistor LED Flasher Circuit

Last Updated on June 4, 2026 by Swagatam 153 Comments

OneTransistorLEDFlasherCircuitDiagram2CImage

It is possibly the smallest LED flasher to date, which is able to flash an LED ON/OFF infinitely using a single transistor, a resistor, and a capacitor. Can you imagine making a great looking LED flasher or blinker with just a single transistor and a couple of other passive parts? That’s exactly what I have […]

Filed Under: Lamps and Lights Tagged With: Flasher, LED, Single, Transistor

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