naba83 9 hours ago 1 min The brief history of an LED LED, or Light Emitting Diode, came to life in 1962 under the roof of General Electric. Nick Holonyack, a consulting engineer for the...
naba83 12 hours ago 1 min What's the deal with infrared? IR, also infrared, is light just outside of the visible range. The name “infrared” comes from the Latin prefix “infra”, meaning “below”...