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Amos Emerson Dolbear (/ ˈ eɪ m ɒ s ˈ ɛ m ər s ən ˈ d ɒ l b ɛər /; November 10, 1837 – February 23, 1910) was an American physicist and inventor. Dolbear researched electrical spark conversion into sound waves and electrical impulses. He was a professor at University of Kentucky in Lexington from 1868 until 1874.
Amos Emerson Dolbear (10 de novembro de 1837 - 23 de fevereiro de 1910) foi um físico e inventor americano. Suas patentes interferiu com Guglielmo Marconi atividades previstas no Dolbear E.U. pesquisados faísca elétrica conversão em ondas sonoras e impulsos elétricos.
Dolbear's law states the relationship between the air temperature and the rate at which crickets chirp. It was formulated by physicist Amos Dolbear and published in 1897 in an article called "The Cricket as a Thermometer".
Amos Emerson Dolbear was a physicist and inventor. He was born in Norwich, CT. His father died when he was young and he had a youth in hardship moving frequently. He lived in Rhode Island, New Hampshire, Worcester MA, and Missouri before enrolling in Ohio Wesleyan University.
3 de abr. de 2023 · Amos Dolbear was born in 1837 in Connecticut and is well known for his invention of a system for transmitting telegraph signals without wires in 1882 among many other important inventions. He died in 1910.
Amos E. Dolbear (1837-1910) was an American physicist and inventor who devised an electrical gyroscope in 1861. This example of his improved version was made in 1867 by E. S. Ritchie, an instrument maker in Boston.
Amos Emerson Dolbear (1837-1910) fue un físico y profesor estadounidense que inventó un tipo especial de teléfono antes que G. Bell. Inventó también un micrófono capacitivo y un primitivo sistema de telegrafía sin hilos. Se licenció en Ciencias Físicas en la Universidad Wesleyan de Ohio en 1866.
