In this post we study a simple rechargeable LED lantern circuit which features battery charging option from a dynamo as well as from a mains 220V source. The idea was […]
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IC LM321 Datasheet – IC 741 Equivalent
The IC LM321 is the single op amp version of LM324 which is a quad op amp IC and carries 4 of these ICs in one package. Therefore for applications […]
How to Generate Free Electricity Using a Flywheel
In this article we investigate the flywheel concept and learn how it may be used for charging batteries and also enhance to work at the overunity level. What is a […]
Solar Insect Killer Circuit for Protecting Crops in Farms
The insect killer circuit presented here is designed to attract insects during night, and electrocute them through a high voltage mesh trap. The unit can be installed in farms for […]
Solar Insect Repellent Circuit for Protecting Crops in fields
In this post I have explained a simple to build ultrasonic insect repellent circuit which can be installed in farms and used by the farmers for driving away all sorts […]
Simplest Windmill Generator Circuit
In this post I have explained how to make a simple windmill generator circuit which can be used for charging batteries, or for operating any desired electrical equipment, all through […]
