IR LED based object detector using transistor | BC547 - YouTube
Driving an IR LED: constant current source or not – Arduino, ESP8266, ESP32 & Raspberry Pi stuff
How to make IR Infrared Reciever Module Using VS1838B IR sensor
Weak infrared output.
Communication Using Infrared Technology
Generating a 36kHz carrier signal for use in a IR LED array using UNO - LEDs and Multiplexing - Arduino Forum
IR Remote Control » Raspberry Pi Geek
Mit Transistor Infrarot-LED schalten - Deutsch - Arduino Forum
Infrared – Ab's DIY
How to Make DIY IR Blaster using ESP8266 (NodeMCU)
Proximity Switch Using One Transistor with UTSOURCE Service - Hackster.io
IR Decoder & Encoder — Part 2 (DIY 38-kHz IRTR Module)
An Arduino shield to control your house – Diogo Gomes
BC 547 – Mohan's electronics blog
Driving an IR LED: constant current source or not – Arduino, ESP8266, ESP32 & Raspberry Pi stuff
IR Transmitter and Receiver Circuit Diagram
Electronics BD - diy obstacle detector - ir proximity sensor circuit using lm358 opamp | Facebook| By Electronics BD
Fire Alarm Circuit using Transistor - Envirementalb.com
transistors - IR Detector with two indicating leds - Electrical Engineering Stack Exchange
How to Make Ir Sensor Module : 4 Steps - Instructables
Infrared Proximity Sensor Circuit | Obstacle Detector Circuit
transistors - IR Detector with two indicating leds - Electrical Engineering Stack Exchange
infrared - Basic IR circuit question - Electrical Engineering Stack Exchange
Infrared Proximity Sensor Using Transistors - IR LED
