With Instructables you can share what you make with the world, and tap into an ever-growing community of creative experts.
this is how to make a high voltage joule thief!the ones i made were 90 and 180v but the more hv turns you do the higher the voltage(about ...
you will need:toroid core(ferrite)2n3904(sometimes others work too)512ohom resistorwinding wire(0.15mm approx)0.2-4mm as well!neon glow lamp (i used maplin rx70)time!
Get your 0.15mm wire and wind at least 85 turnsthrough the middle of your toroid like the pic.
twist the high voltage wires together to make winding easierusing your 0.2mm wire wind 5 turns and make a center tap and then wind another 5 the center ...
now put all your parts together .and test it!
High efficiency regulated Joule thiefby Milen
Super Simple Inductor Joule Thief!by DangerousTim
Powerful Ballast Driven Flybackby Kutluhan
3W LED Strobe - 2 AA Batteries and Joule Thiefby hanlin_y
High Voltage Power Supply from Laser Printerby bobyong808
Join 2 million + to receive instant inspiration in your inbox.
Download our apps!
© 2016 Autodesk, Inc.