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Giant 100mm LED

Step 14LED Driver

LED Driver
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The Driver I created for this LED consists of a current limiting resistor (a couple of series and parallel resistors) and a 555 timer chip pulsing the LEDs at different duty cycles, making it appear lighter or dimmer.

I'm going to assume you know how to solder. If not instructables offers a large array of how-to soldering instructables.

I personally soldered in the air (not using a circuit board/prefboard) simply because I didn't feel like cutting out a prefboard and mapping out where all of the leads go.
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Author:guyfrom7up