Amazon.com: Oznium 20 Pieces of PLCC-2 Surface Mount LEDs, 3528 Size SMD SMT LED - UV : Industrial & Scientific
How to tell the positive and negative terminal of an LED - Quora
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GUIDE TO LED PROJECTS : 9 Steps - Instructables
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techthings.ca - Building a Simple Circuit
How to check (understand) Led positive and negative terminal - YouTube
dióda története
How to identify positive and negitive terminals of LED, if I make both terminals of same size - Quora
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How to identify the positive and negative terminals of an LED if you make both terminals the same size - Quora
LED Basics: How to tell which lead is positive or negative | West Florida Components
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LED tutorial: "shorter anode pin should be connected to positive". Eh?! WTF? - General Electronics - Arduino Forum
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