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How to make an arduino IR link

Step 3IR phototransistor

IR phototransistor

Now take the one IR photo transistor and place it at one end of the breadboard's power rail so that the cathode faces the black line. Now take one of your wires and connect it to the arduino's 3V3 line then to the positive of the phototransistor.

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Author:uberdum05 (Pluselectronics)

13 year old. Live in the UK up in Yorkshire. Built many things including my computer when I was 8. Also he hoards a lot of junk/electronics. Youtube Channel : http://www.youtube.com/user/Uberdum05fir...