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Friday, February 21, 2014

Young Hacker - Cool LED Experiment

by Aaron
 

Who was that young hacker? Some awesome kid built this at our recent Maker Monday right beneath our noses. Ok, we knew it was Spencer, HackRVA member Stephen's son. But it was kind of funny, you never know what someone's going to be doing around the space. One minute you're cutting some wood and the next you look up, and this!

build details after the break-


Here is a link to the LED controller. It costs under 4 dollars including shipping. It is meant for color selectable LED strip lights and provides 12volts of power with three different control lines. It normally varies the voltage on the three lines to blend red blue and green LEDs to create different colors.
Spencer was able to attach the common 12 volt power to the left side of the breadboard and each of the three negative control lines to the right half if the breadboard. He then played with connecting leds in parallel and used a resister to limit the voltage as well as connecting four LEDs in series without a resistor.

The led controller provided the built-in ability to turn on three different sets of LEDs using an IR remote and also had built in flash patterns that could be selected.
Spencer also reclaimed momentary switches from an old VCR. He wired additional LEDs to these to give his creation additional functionality.

Notice the Iron Man shirt? Maybe the real future Tony Stark :)





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