Word: edisons
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Radio Lamp Lighters. Ordinarily street electric lamps are turned on and off in groups, by men throwing switches in scattered control stations in various parts of the community. Those control stations are expensive to maintain. To replace the men and stations Westinghouse developed a radio device, which Boston Edison Co. began to use last week on a circuit of 70 street lights. The device utilizes the fact that an electric wire can carry several currents of different frequencies. There are the carrier current and the riding currents. In the base of each of the 70 Boston lamp posts...
...Edison Radio. Thomas Alva Edison, who made the phonograph practical, for long would have nothing to do with radio because of static. His son Charles recently persuaded him to turn his wits to the radio. Result: a set to be put on the market next week. It contains two receivers, one for super-selectivity to get local stations exclusively, the other for sensitivity to pick up distant stations. Their machine also contains a phonograph...
Another addition to the Engineering School faculty is Professor Bery, who has been in the Detroit Edison Company; a professor at Cornell, and editor of "Power". Professor H. N. Davis '06, whom Professor Bery succeeds, is now president of Stevens Institute...
Elected. Matthew Scott Sloan, 47, president of the Brooklyn Edison Co.; to be president of the New York Edison Co., succeeding Nicholas Frederic Brady (resigned...
...Thomas Edison who is very hard of hearing, once declared that in 100 years all people would be deaf. Of course he was exaggerating. Yet it is certain that hearing defects have been increasing. In England one-third of the population, it is estimated, cannot hear perfectly. Doctors are investigating. One important cause that they blame is city noises. The cacophony injures the auditory nerves, the brain, the whole nervous system...