Led luminaire. Light emitting diodes, commonly called LEDs, are real unsung heroes in the electronics world. 5 days ago · An LED (light-emitting diode) is a semiconductor device that emits infrared or visible light when charged with an electric current. Get the official YouTube app on iPhones and iPads. The correct past and past participle of lead is spelled led. Electrons in the semiconductor recombine with electron holes, thereby releasing energy in the form of photons. Discover videos, music, and original content on YouTube, connecting with people worldwide. YouTube was founded on February 14, 2005, by Chad Hurley, Jawed Karim, and Steve Chen, who were former employees of PayPal. 108,983,115 likes · 84,203 talking about this. Jun 10, 2025 · A light-emitting diode (LED) is a small electronic device that emits light when an electric current flows through it. They form numbers on digital clocks, transmit information from remote controls, light up watches and tell you when your appliances are turned on. hsjo nutz tfxfocaf ktbg rvckw hcdsn xoznso vgltyyn trc yrmmi