Joule thief 6 LED Flashlight Torch
After reading Evil Mad Scientist Laboratories on how to make a joule thief , I decided to resurrect my 1 AAA cell flashlight torch using the joule thief design .
Step 1: Joule Thief 6 LED Flashlight Torch
First I made a test rig using a 338 transistor,
6 x 3mm LED's and 11 windings on the toroid.