Background In 1962 a new design of dimmer was publicly demonstrated in London for the first time. Known as the SCR or Thyristor, the dimmer used two solid-statesemiconductor devices to chop each half cycle of the mains sine wave such that the current to the lamp was continuously variable. The tech...

Nikola Tesla was a brilliant scientist who was robbed of many of his ideas. Tesla captured the power of Niagara Falls. He transmitted electricity, had a wireless communications patent. He also viewed what is thought to be the first X-Ray and had patents and experiments to do with guided missiles, ...

Nikola Tesla Nikola Tesla was an electrical inventor and researcher. He was conceived on 1856 in Yugoslavia, though he was Serbian. Nikola Tesla travelled to America in 1884. When he arrived at America, he had nothing, but luckily managed to find employment working for Thomas Edison. Edison cheat...