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The Joule Thief. I found this device on accident. I was searching for a WORKING decision maker and found this on accident. It can power many LEDs. The ...
You will Need: 3 ultrabright white LEDS 1 "dead" battery (with 1 volt left.) 1 2N3904 Transistor 1 jumper 1 handmade inductor or two pre-made. 1 Solderless breadboard
Which one should I pick???There are thousands! Well, I think you'll stick to the one in the second picture. The 4th photo and beyond is courtesy of Evil ...
Once again, I thank Evil Mad Scientist Labs. Anyways, I omitted the 1k resistor. I don't know what it does but for now, i just know that I ...
Once you have built it, sit back, relax and enjoy the show that these LEDs put on. One "dead" battery will give you about 65-70 hours of constant ...
The problem with this circuit is that troubleshooting is virtually impossible unless you have a scope... When I used a multimeter, it showed 1.2 volts going into the ...
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Yet Another Joule Thief Tutorialby bneo99
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