Lightning Arrester. Home Utility Circuit. 18


This is the simplest way to protect your valuable electronic equipment like, Telephone, Set top box, Modem, Router  etc from Lightening damage. It instantly bleeds the excessive current flowing through the cables during a lightning discharge. It uses only two components, a TVS diode and an MOV and its cost is just Rs.20. Hook it in the feeder cable going to the equipment and stay relaxed.
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Solar Laptop Charger. Home Utility Circuit 17

IMAGEHere is a simple solution to charge your Laptop, Tablet, Notebook etc outdoor. A 12 V 10W Solar panel can very well charge the Laptop battery if a DC – DC Booster module is connected between the Solar panel and the Laptop battery. It is a very good charger if you go for a Picnic site where AC is not available to charge the Laptop. It is cool, make it.
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