By V. L. Troitskii, M. A. Tumanian (auth.)

ISBN-10: 1475745230

ISBN-13: 9781475745238

ISBN-10: 1475745257

ISBN-13: 9781475745252

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Additional resources for Application of Radioactive Isotopes in Microbiology: A portion of the Proceedings of the All-Union Scientific and Technical Conference on the Application of Radioactive Isotopes

Sample text

Bell also began planning a major demonstration of the capabilities of its coaxial technology, with special emphasis on television. In 1935, it sought FCC permission to construct a 100-mile line between New York and Philadelphia. The 1-MHz cable would be able to carry 240 telephone conversations or one, 240-line TV signal, greater capacity than anyone had ever before seen. Western Union, along with existing radio and motion picture interests, immediately saw the coaxial line as the first step toward another Bell monopoly.

In a 1938 staff report, the Commission reviewed the variety of possible paths TV development might take in the United States, one of them being the use of coaxial cable in an AT&T wirebased system of TV distribution. ”79 It took a promise from Bell to keep the line open to all competitive interests to secure the FCC’s blessing for development of the new coaxial line. The company also promised not to pass along the $580,000 construction cost to customers. Construction of the New York to Philadelphia line was completed by the end of 1936 and voice-only tests initiated.

Backed by private investors, Farnsworth labored on his own. He was the first to build and demonstrate an all-electronic system in 1927 and was eventually successful in claiming important patent rights. He launched a number of legal attacks on RCA in defense of his patent claims, which he accused Sarnoff of infringing. But when Sarnoff settled the patent battle by signing a royalty agreement with Farnsworth, it was essentially to pay off the inventor and gain the use of some narrow and specific patent rights, especially Farnsworth’s image dissector.

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Application of Radioactive Isotopes in Microbiology: A portion of the Proceedings of the All-Union Scientific and Technical Conference on the Application of Radioactive Isotopes by V. L. Troitskii, M. A. Tumanian (auth.)


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