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/obidos/ASIN/B00UWBJM0Q/afromods-20 500 resistors for $12: http://www.amazon.com/exec/obidos/ASIN/B008MH97I4/afromods-20 Adjustable power supply: http://www.amazon.com/exec/obidos/ASIN/B006W209ZG/afromods-20 Previous video on volts: http://www.youtube.com/watch?v=TBt-kxYfync Next video on resistors: http://www.youtube.com/watch?v=NfcgA1axPLo Websit

• #فناوری_و_رایانه
• #electronics
• #light_emitting_diode
• #led