15/07/2022
On July 6, 1884, Tesla arrived in New York[15]. He took a job with Thomas Edison (Edison Machine Works) as an engineer repairing electric motors and DC generators.
Edison rather coldly perceived Tesla's new ideas and more and more openly expressed disapproval of the direction of the inventor's personal research. In the spring of 1885, Edison promised Tesla $50,000 if he succeeded in constructively improving the direct current electric machines invented by Edison[16]. Nicola got to work and soon introduced 24 variations of the Edison machine, a new commutator and regulator that greatly improved performance. Having approved all the improvements, in response to a question about remuneration, Edison refused Tesla, noting that the immigrant still did not understand American humor well. Insulted, Tesla immediately quit