Optical Detector / Phototransistor - QRD1114 - SEN-00246 - SparkFun Electronics
Infrared Detection
infrared - How to detect IR pulse using phototransistor and voltage comparator (subtracting constant light) - Electrical Engineering Stack Exchange
IR (Infrared) Obstacle Detection Sensor Circuit
Arduino IR Proximity Detector - File Exchange - MATLAB Central
Breakout Board for Vishay IR LED and PhotoTransistor - IRI
How to Connect an IR Photodiode Sensor in a Circuit | Homemade Circuit Projects
NerdKits - Halloween Project: The Human Theremin
How to Build an Infrared (IR) Phototransistor Receiver Circuit
Amazon.com: Gikfun 5mm 940nm LEDs Infrared Emitter and IR Receiver Diode for Arduino (Pack of 20pcs) EK8443 : Industrial & Scientific
Infrared Emitters and Detectors - SEN-00241 - SparkFun Electronics
Infrared sensors - Electrical e-Library.com
Arduino Infrared
TCRT5000L Infrared (IR) Reflective Optical Emitter / Sensor – Envistia Mall
IR (Infrared) Obstacle Detection Sensor Circuit
How to Build an Infrared Detector Circuit
Pololu - QTR-8RC Reflectance Sensor Array
100pcs 5mm LED Infrared receiver 940NM IR detector sensor Infrared Phototransistor|100pcs 5mm led|5mm ledled infrared - AliExpress
sensor - Simple IR pulse detector with IR phototransistor - Electrical Engineering Stack Exchange
10pcs TCRT5000 TCRT5000L IR LED Emitting Diode Infrared Switch Sensor Light Lamp Micro Infra Red Phototransistor DIY PCB Circuit|Sensors| - AliExpress
Phototransistor IR Sensor | All About Circuits
Infrared Detector Circuit using Phototransistor
infrared - Understanding voltage and current of a phototransistor w/ collector resistor - Electrical Engineering Stack Exchange
Detecting a small and fast object - Project Guidance - Arduino Forum
Infrared Phototransistor (5-Pack) - ProtoSupplies
