SparkFun Line Sensor Breakout - QRE1113 (Digital) Infrared, Sparkfun Originals Internet & Home Phone Services Note: Ultrasonic Cleaner only

Note: Ultrasonic Cleaner only

This antenna will allow you to connect your cellular module to the outside world

We also really enjoyed the fact that this unit has a iron holder

It’s the end of the world

SparkFun Line Sensor Breakout - QRE1113 (Digital) Infrared, Sparkfun Originals Internet & Home Phone Services Note: Ultrasonic Cleaner onlyThis version of the QRE1113 breakout board features a digital output, using a capacitor discharge circuit to measure the amount of reflection. This tiny board is perfect for line sensing when only digital I O is available, and can be used in both 3. 3V and 5V systems. The boards QRE1113 IR reflectance sensor is comprised of two parts an IR emitting LED and an IR sensitive phototransistor. When you apply power to the VCC and GND pins the IR LED inside