Tesla, Nikola (1856-1943) was an inventor, born to Serbian parents in Smiljan in the Austrian Empire (modern-day Croatia). He was later naturalised as American. He was a pioneer in the development of alternating current (AC) electricity.
A detector for radio-telegraphy invented by Tesla.
AC generator for exciting the Tesla detector.
The Tesla Steam Turbine.
One of his early Tesla coils with a conical secondary.
Conical Tesla coil oscillator (airbrushed).
Nikola Tesla's laboratory in Colorado Springs circa 1900.
In 1888, Tesla gained U.S. Patent 381.968 for a type of the rotating magnetic field
Turbine, Oct. 21, 1909, U.S. Patent 1,061,206, May 6, 1913.
Alternator of 10.000 Cycles p.s., Capacity 10 K.W., Which Was Employed by Nikola Tesla in His First Demonstrations of High Frequency Phenomena Before the American Institute of Electrical Engineers at Columbia College, May 20, 1891.