DIY | How to make a voltage booster circuit from 1.5v to 3v / How to make a joule thief circuit

Today, I made a simple voltage booster circuit from 1.5v to 3v from damaged compact light bulbs and common components there are many in the circuit, this circuit is very useful for anyone who intends to make a flashlight using only 1 1.5v . battery
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#joulethief #circuit #mach Nang ap #machdien