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    Boost converter schematic

    Hi, Does anyone have a schematic for a small DC/DC Converter for boosting the voltage of Batteries? That means i CAN solder SMT. Its very difficult for me to buy a Dr. Lava drive because im from Germany and im 14 Years old... I hope you can help me out.
  2. I

    IR Diode Pins

    hey, i just found some CD drives. They were no burners just ordinary Drives. I know the diodes sitting in there are veeery weak. But i just wanted to make a tut how to make a laser just out of a CD Drive and nothing else. Its flat and has no metal casing. The Semiconductor just lays in air. It...
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    Help with Blu-Ray

    Hey, I've got a problem. I've bought a 150mw 405nm Diode. But it runs on 4.5V... that means i need over 6V input for a LM317 driver. i want to get it inide of a Flashlight but HOW?! I dont want to buy expansive 3.7V AAAs =(. Is there a Booster or something like this out there of course i want to...


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