Topic

joule thief

4 videos. Ranked by independent recommendations, not by views.

1. 

   1 How to make an authentic Joule Thief.

   bigclivedotcom 11 people · 12 months · since Jun 2015

   Big Clive's well known tutorial on building a Joule Thief, the simple circuit that boosts a small battery voltage, by the person who coined the name.

2. 

   2 Supercapacitor Joule Thief

   GreatScott! 5 people · 5 months · since Jan 2017

   A GreatScott explainer mainly suggested as an easy first look at joule thief step-up circuits, though one commenter cites it for supercapacitors instead.

3. 

   3 How a Joule Thief Works

   RimstarOrg 4 people · 4 months · since Oct 2013

   Shared as a clear explanation of the joule thief circuit, helping people understand how the transistor and coil switch to drive an LED.

4. 

   4 I found wireless LEDs - no batteries needed! in Akihabara, Tokyo

   Strange Parts 4 people · 4 months · since Jul 2019

   Pointed to as a hands-on experiment with tiny LEDs that light up without batteries or wires, useful for anyone curious about short-range wireless power.