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LED Resistor Calculator
Current limiting resistor for LED and load | ElecCircuit.com
led - Resistor requirement for 3.3 V supply - Electrical Engineering Stack Exchange
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LED Resistor Calculator
1.5v or 3v Led with 220v AC - YouTube
LED Tutorial - Learn the basics - Bald Engineer
Connecting a led
Simple Basic LED Circuit (How to Use LEDs) : 4 Steps - Instructables
12v to 3v led resistor | 12v to 3v resistor | 12v to 3v converter Ezi Circuits - YouTube
Driving an LED with resistor directly from 3.3v GPIO pin of a microcontroller - Electrical Engineering Stack Exchange
automotive - I'm trying to use 3v LEDs in a 12V circuit, in my car - Electrical Engineering Stack Exchange
Choosing the Resistor to Use With LEDs : 3 Steps - Instructables
Hobby Circuit - 3V BATTERY POWERED WHITE LED DRIVER
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Simple Basic LED Circuit (How to Use LEDs) : 4 Steps - Instructables
Basics: Picking Resistors for LEDs | Evil Mad Scientist Laboratories
What happens when you force 3V onto a 2V LED?
Turn on 3V LED from Arduino with 5V supply with MOSFET - Electronics Q&A - CircuitLab
