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20 Watt Fluorescent Tube Light Circuit with 12V Battery Operation

Last Updated on November 7, 2023 by Swagatam 22 Comments

This simple 20 watt home tube light circuit will work with any 12V battery and uses very few components yet is able to produce a reasonable amount of white light. […]

Filed Under: Home Electrical Circuits

10 Automatic Emergency Light Circuits

Last Updated on November 6, 2023 by Swagatam 265 Comments

The article describes a 10 simple automatic emergency light circuits using high bright LEDs. This circuit can be used during power failures and outdoors where any other source of power […]



Filed Under: Home Electrical Circuits

AC 220V/120V Mains Surge Protector Circuits

Last Updated on November 6, 2023 by Swagatam 162 Comments

Voltage spikes  can sometimes be a big nuisance as far as the safety of the various electronic appliances are concerned. Let’s learn how to make a simple AC Mains surge […]

Filed Under: Home Electrical Circuits

Simple Peltier Refrigerator Circuit

Last Updated on November 6, 2023 by Swagatam 11 Comments

In this post we learn a straightforward procedure for building a simple refrigerator using Peltier device for generating the required cooling effect inside the fridge. How Peltier Device Works We […]

Filed Under: Home Electrical Circuits, Mini Projects

Automatic Voltage Stabilizer Circuit for TV sets and Refrigerator

Last Updated on November 6, 2023 by Swagatam 108 Comments

stabilizer relay transformer wiring diagram

Here we will study the design of a simple automatic mains AC voltage stabilizer which can be applied for safeguarding appliances like TV and refrigerators from fluctuating voltages. A voltage stabilizer is […]

Filed Under: Home Electrical Circuits



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