MDIA 1010 Lecture Notes - Lecture 15: Electromagnetic Spectrum, Marconi Station, William Barton Rogers

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Once they are aired, radio signals can be received by anyone with a radio receiver who is within the covered area of the transmitter. Served as the model for mit: william barton rogers was the founding director of the massachusetts institute of technology (cambridge, ma) and visited the karlsruhe technische. The classroom hertz used for his experiments is still in use today. 1831-1879 - james clarke maxwell: believed all electromagnetic waves belonged to the same spectrum. Failed to prove the existence of the waves, but hertz accomplished this. Electromagnetic field": in a dynamical theory of the electromagnetic field showed that light waves and electromagnetic waves behave in similar ways and are part of the same electromagnetic spectrum. His theory is the electromagnetic theory of light. He understood that electrical waves travel at the speed of light, leading to the prediction of the existence of radio waves, the subject of heinrich hertz" research.

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