Choosing the Resistor to Use With LEDs : 3 Steps - Instructables
Resistance' of an LED | LEDnique
Overview | All About LEDs | Adafruit Learning System
LED Resistor Calculator - Inch Calculator
Series LED Resistor Calculator - Engineering Calculators & Tools
LED - Basic Red 5mm - COM-09590 - SparkFun Electronics
How to Calculate the Value of Resistor for LED & LED's Circuits
LED Resistor Calculator
LED Resistor Calculator
Which Resistor Should I Use with my LED? – Kitronik Ltd
Choosing the Resistor to Use With LEDs : 3 Steps - Instructables
High Power LED Driver Circuits : 12 Steps (with Pictures) - Instructables
Basics: Picking Resistors for LEDs | Evil Mad Scientist Laboratories
Guide to LEDs and resistors
led - Resistor requirement for 3.3 V supply - Electrical Engineering Stack Exchange
Revisiting Volts | All About LEDs | Adafruit Learning System
How to select resistor value for LED with simple calculation (Ohm's Law) - YouTube
How to Calculate the Value of Resistor for LED & LED's Circuits
Driving an LED with or without a resistor – tinkerlog
20mA LED Driver - Never Worry About Resistors Again
How to Calculate the Value of Resistor for LED & LED's Circuits
led - Resistor requirement for 3.3 V supply - Electrical Engineering Stack Exchange
Arduino LEDs
Basic LED circuit, 9v battery, what resistors to use? | Physics Forums
LED Resistor Calculator
How Does a 5mm LED Work? - LEDSupply Blog
