Resistors - learn.sparkfun.com
Why do LEDs need resistors? - Electronic Guidebook
Which Resistor Should I Use with my LED? – Kitronik Ltd
arduino uno - Why would the resistor be after the LED in this project? - Arduino Stack Exchange
Does the resistor need to go before the LED? - YouTube
Why doesn't it matter which side of an LED a resistor goes on? : r/AskElectronics
Why resistor position matters? (Simple led project) - General Electronics - Arduino Forum
How to Install Load Resistors for LED Turn Signal Lights : 6 Steps (with Pictures) - Instructables
Basics: Picking Resistors for LEDs | Evil Mad Scientist Laboratories
What Resistor Do I Need For an LED | DigiKey Electronics
circuit analysis - Does the resistor have to be before or after the component - Electrical Engineering Stack Exchange
Resistor before or after LED? - Build Electronic Circuits
Using One Resistor on a Common Anode/Cathode RGB LED? | CircuitBread
Basics: Picking Resistors for LEDs | Evil Mad Scientist Laboratories
LED Series Resistor Calculator|Tools - Utmel
L6: LEDs - Physical Computing
LED circuit - Wikipedia
circuit analysis - Does the resistor have to be before or after the component - Electrical Engineering Stack Exchange
How to Calculate the Value of Resistor for LED & LED's Circuits
Should Resistor be before or after an LED series - Electrical Engineering Stack Exchange
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
microcontroller - Resistor parallel to an LED? - Electrical Engineering Stack Exchange
What Happens If You Don't Use A Resistor With a LED? Essential LED guide – Siytek
Headlight Load Resistor Kit - 9005 LED Headlight Bulbs | Super Bright LEDs
When and Why do LEDs Need Current Limiting Resistors? | Waveform Lighting
