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Battery powered IR Head Tracker
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AA Battery powered version of a Track IR Clip.The switch is superglued to the frame.Materials required:-Wire-switch (clip off one of the contacts on the side)-30 Ohm resistor (yours depends the voltage of your LEDs. check out an online resistorcalculator for parallel circuit LEDs)-IR LEDs of your choice. (mine are 1,5V 20mA)-velcro for the back or some rubber bands to attach it to your headset
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