WebHär kan du läsa om LED-lampor & hur tekniken utvecklats sedan 1900-talet. Historien om LED-dioder (Light Emitting Diodes) började på 1900-talet när elektronikindustrin började utvecklas. År 1907 upptäckte H.J. Round att en kristall av kiselkarbid kunde användas för att detektera radiosignaler. År 1927 upptäckte Oleg Losev att en diod av kiselkarbid kunde … WebLED Spotlights are the ideal replacement for the outdated and inefficient halogen spotlights, they are often brighter, always considerably more efficient in their energy consumption …
LED-lampor - Historik & LED-lampans utveckling
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