TSOP1838

IrDA receiver

Components

 * http://dx.com/p/universal-ir-infrared-receiver-module-black-20-pcs-169048

On PCB (ready to use)
http://dx.com/p/tsop1838-ir-infrared-37-9khz-receiver-18m-range-2-7-5-5v-135045 sign S pin = SIGNAL center = +5V sign - pin = GND

Links

 * http://forum.arduino.cc/index.php/topic,8494.0.html