With Instructables you can share what you make with the world and tap into an ever-growing community of creative experts.
share step-by-step photos with text instructions
share one or more photos in one step quickly and easily
share your how-to video
Check out my web page on this, it was a question I was interested in and have tried a few things to see what makes it better, uses less current, to run the white LED. I'm not done yet and will be trying a combination of changing the total number of windings and then also decreasing the number of windings going to the base of the transistor. My web page is: http://cs.yrex.com/ke3fl then search on "joule thief"
Joule Thief LED Night Light
3W LED Strobe - 2 AA Batteries and Joule Thief
high voltage joule thief!
Make a Joule Thief
High efficiency regulated Joule thief
Joule Thief Charger
Color Changing Night Joule Thief
Joule Thief LED circuits
Wave JT - Larson Scanner with Joule Thief
1 Watt LED Joule Thief
Posted:Mar 1, 2010
Download our new apps for iOS, Android and Windows 8!
© Copyright 2014 Autodesk Inc. All rights reserved.
PDF DownloadsAs a Pro member, you will gain access to download any Instructable in the PDF format.
You also have the ability to customize your PDF download.