Basic Light Emitting Diode guide - DP
Infrared 850 nm IR LED Strip Light – Waveform Lighting
How Does a 5mm LED Work? - LEDSupply Blog
How To Calculate The Voltage Drop Across a Resistor - Electronics - YouTube
Best IR LED Circuit - LEDs and Multiplexing - Arduino Forum
voltage - Help reading IR LED datasheet - Electrical Engineering Stack Exchange
Series LED Resistor Calculator - Electrical Engineering & Electronics Tools
Light-Emitting Diodes (LEDs) - learn.sparkfun.com
LED - Infrared 850nm - COM-09469 - SparkFun Electronics
When and Why do LEDs Need Current Limiting Resistors? | Waveform Lighting
For LEDs, what's the difference between forward voltage and voltage drop? - Quora
12volt Halogen Voltage Drop Chart
The Forward Voltages of Different LEDs | CircuitBread
ir LEDs not working - not enough power? - General Electronics - Arduino Forum
Forward Voltage and KVL | All About LEDs | Adafruit Learning System
How to Build an IR LED Circuit
LED as Zener diode. Design Note 37 – Mohan's electronics blog
Optocoupler led
Use LED in Robot Projects - Oscar Liang
Light Emitting Diode or the LED Tutorial
How figure out current draw (of LEDS) using a DMM and resistors:
Light Emitting Diode or the LED Tutorial
LED Resistor Calculator
Infrared LEDs
