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Could someone help me understand why (in the circuit pictured) it doesn't matter if the resistor is positioned after the LED? : r/AskElectronics
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Series LED Resistor Calculator - Engineering Calculators & Tools
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Resistors for LED Circuits | Resistor Applications | Resistor Guide
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L1: Turning on an LED - Physical Computing
RGB leds and resistors - LEDs and Multiplexing - Arduino Forum
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LED Resistor Value Calculator – Kitronik Ltd
