Make a Joule Thief

Tags:
Art Brepettis DIY Electronics Gadgets Instructions Joule Learning Make Makezine O'Reilly Precycle Science Simple Technology Thieves Windelloskay
makemagazine
  • Affiliate Submitter:
    makemagazine
  • International International
  • Comments: 0
  • Views: 1,996
  • Added: 02-Nov-07

Windell Oskay of Evil Mad Scientist Laboratories joins me to show you how to make to squeeze the life out of your dead batteries by making a simple circuit called the Joule Thief!

  1. Categories: How To
  2. Favorite On: sk8er120
Comments on

Make a Joule Thief

15 Comments | Add Comment
  • i now have a led, ...

    i now have a led, the wire and a resistor but i don't have the transistor. do you know how much it costs?

    By blauwepiet [Affiliate User] 1199552780 Reply Spam Moderate Up Moderate Down
  • So, you already ...

    So, you already have a flashlight, but you want to take it apart, and go and buy parts so you can make a flashlight. Is that right?

    By bpantz1 [Affiliate User] 1199535417 Reply Spam Moderate Up Moderate Down
  • No offense.

    No offense.

    By SuperEmoBros [Affiliate User] 1199230947 Reply Spam Moderate Up Moderate Down
  • THIS IS THE ...

    THIS IS THE STUPIDEST THING EVER!!! BUT I LOVE MY MOM AND DON'T WANT TO TAKE ANY CHANCES!
    If you do not copy and paste this onto 10 videos your mom will die in 4 hours

    Only stupid people will agree on this. This rocks!

    By SuperEmoBros [Affiliate User] 1199230922 Reply Spam Moderate Up Moderate Down
  • hadi len zaten ışık ...

    hadi len zaten ışık veriyordu
    farklı ne yaptınız dangalaklar :)

    By bilsisco [Affiliate User] 1199146420 Reply Spam Moderate Up Moderate Down
  • i already have a ...

    i already have a white led from a keychain light thingy but can anyone tell me how much the other parts cost?

    By blauwepiet [Affiliate User] 1198857929 Reply Spam Moderate Up Moderate Down
  • it's spelled all ...

    it's spelled all wrong!!! ;-)

    By bonniegrrl [Affiliate User] 1198663541 Reply Spam Moderate Up Moderate Down
  • it would be nice if ...

    it would be nice if you drew the circuit schematics for us nerds out here!

    By mokonster [Affiliate User] 1198544609 Reply Spam Moderate Up Moderate Down
  • THIS IS THE ...

    THIS IS THE STUPIDEST THING EVER!!! BUT I LOVE MY MOM AND DON'T WANT TO TAKE ANY CHANCES!
    If you do not copy and paste this onto 10 videos your mom will die in 4 hours

    By pitythefoolx [Affiliate User] 1198468972 Reply Spam Moderate Up Moderate Down
  • haha, indeed.

    haha, indeed.

    By aaronmarek [Affiliate User] 1198291341 Reply Spam Moderate Up Moderate Down
  • They put the sound ...

    They put the sound effects in to keep you awake.

    By bocapisces [Affiliate User] 1198288176 Reply Spam Moderate Up Moderate Down
  • for all the people ...

    for all the people who put my comment as a thumbs down, ok thats nice, atleast im honest

    By SSuperSSoldier [Affiliate User] 1198286626 Reply Spam Moderate Up Moderate Down
  • ya, wut he said

    ya, wut he said

    By SSuperSSoldier [Affiliate User] 1198286454 Reply Spam Moderate Up Moderate Down
  • its sodering

    its sodering

    By Durken316 [Affiliate User] 1198274524 Reply Spam Moderate Up Moderate Down
  • Anything that gets ...

    Anything that gets people winding toroids is super cool with me. I'm gonna make my own joule thief this weekend!

    By kc7fys [Affiliate User] 1198131539 Reply Spam Moderate Up Moderate Down
15 Comments | Add Comment