No Cd Mount And Blade
In 1874, Alexander Graham Bell, a professor at Boston University, became interested in the study of telegraph apparatus "multiplex" popular topic at that time because of the rapid development of the telegraph industry. He conceived the idea of \u200b\u200btransmitting several
offices by a single thread through a number pairs of steel springs. Although the telegraph was a breakthrough in communication distance, the first telegraph systems only allowed to send messages letter by letter. For this reason still looking for some means of electrical communication of voice. The aircraft, which appeared between 1850 and 1860, could transmit sound vibrations, but not the human voice. The first person who patented an electric telephone in the modern sense of the word, was Alexander Graham Bell in 1876. In those years, Edison was investigating how to record and reproduce sound waves, opening the way for the emergence of the gramophone.
0 comments:
Post a Comment