Building an Infrared Sensor
Here is how to build and Infrared Sensor using the QRD1114
Parts Needed
One of : QRD1114 Light Sensor
http://www.hvwtech.com/products_view.asp?ProductID=97
One of : 220 Ohm Resistor
One of : 10 K Ohm Resistor
One of : 3 Wire Cable