Basics: Picking Resistors for LEDs | Evil Mad Scientist Laboratories
circuit analysis - Does the resistor have to be before or after the component - Electrical Engineering Stack Exchange
Why do LEDs need resistors? - Electronic Guidebook
The Right Choice of Current-Limiting Resistors for Constant Voltage LED Drivers — LED professional - LED Lighting Technology, Application Magazine
Resistors for LED Circuits | Resistor Applications | Resistor Guide
LED Series Resistor Calculator | DigiKey Electronics
Don't Burn Out! Calculating LED Current Limiting Resistor | Benc
LED Light Load Resistor Kit - LED Turn Signal Hyper Flash & Warning Fix | Super Bright LEDs
Resistor before or after LED? - Build Electronic Circuits
What Resistor Do I Need For an LED | DigiKey Electronics
Headlight Load Resistor Kit - 9005 LED Headlight Bulbs | Super Bright LEDs
Why resistor position matters? (Simple led project) - General Electronics - Arduino Forum
LED circuit - Wikipedia
Choosing the Resistor to Use With LEDs : 3 Steps - Instructables
When and Why do LEDs Need Current Limiting Resistors? | Waveform Lighting
If electrons flow from negative to positive, why is it that resistors meant to protect an LED from burning out are placed after the LED? - Quora
How to Calculate the Value of Resistor for LED & LED's Circuits
How to Install Load Resistors for LED Turn Signal Lights : 6 Steps (with Pictures) - Instructables
LED Series Resistor Calculator|Tools - Utmel
Resistors - learn.sparkfun.com
L6: LEDs - Physical Computing
Should Resistor be before or after an LED series - Electrical Engineering Stack Exchange
