how to use a resistor - basic electronics engineering Published 3 years ago • 850K plays • Length 3:33 Download video MP4 Download video MP3 Similar videos 30:15 basic electronics for beginners 13:03 basic electronics for beginners in 15 steps 10:48:58 basic electronics part 1 2:17 how to connect single led to 9v battery with resistor & on/off switch | connection tutorials