A joule thief circuit is basically an efficient, self-oscillating voltage booster circuit, built using a single transistor, resistor and an inductor, which can boost voltages as low as 0.4 V […]
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8X Overunity from Joule Thief – Proven Design
In this post we learn about a unique 8x overunity circuit quite resembling a joule thief design which was created by one of the noted researcher Professor Steven E. Jones […]
Flashlight Circuit with Long Backup and High Efficiency
There are two main advantages of this highly efficient flashlight circuit with long backup. Firstly, it uses only a single 1.5V AAA cell and illuminates a 3.3V LED. Secondly, the […]
4 Easy Boost Converter Circuits Explained
Video Demonstration Four simple boost converter circuits are explained in this post, which can be built and used for converting a low level DC voltage input to a higher level […]
How to Make a Shake Powered Flashlight Circuit with Magnets and Coils
The post discusses a shake powered flashlight circuit using an simple copper coil and a magnet. The idea was requested by Mr. Dennis Bosco Demello The Design Electromagnetism was proved […]
Simple Faraday Flashlight – Circuit Diagram and Working
In this article we are going to construct a Faraday flashlight circuit using only a coil/magnet assembly which requires no battery. It’s not free energy, but it converts oscillatory motion […]