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LED Basics
4:56
YouTubeAfrotechmods
LED Basics
A tutorial on the basics of using LEDs (light emitting diodes). Polarity, forward voltage and current are discussed. 300 LEDs for $13: http://www.amazon.com/exec ...
已浏览 260.3万 次2016年10月22日
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SimplyInfo
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3mm Led Diode Lights, 120Pcs 3mm Yellow Led Emitting Assorted, Round Diode Light Assorted Color (Yellow 120Pcs)
0:15
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2023年3月10日
haraqi 500 Pcs 5mm LED Light Emitting Diode Assortment Kit,Low Voltage Diffused Diode for DIY PCB Circuit,Indicator Lights
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haraqi 500 Pcs 5mm LED Light Emitting Diode Assortment Kit,Low Voltage Diffused Diode for DIY PCB Circuit,Indicator Lights
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