Practical Data Communications

Born in New York City, Roger Freeman is a widely known telecommunications engineer, educator, and author of several handbooks and manuals for students and telecommunications engineers. From 1948 until 1951, Freeman attended Northeastern University. He dropped out to work as a radio officer with the Military Sea Transportation Service and was stationed in Brooklyn, New York (1952-59). In 1959 he went to work as an engineer for Bendix Radio in Spain, where he remained until 1962. He spent the next 16 years as a research engineer and technical director for International Telephone and Telegraph Communications Systems (ITT). While working for ITT, Freeman earned a B.A. (1966) and an M.A. (1973) in electrical engineering from New York University. Since 1978 he has been senior principal engineer and program manager of the equipment division at the Raytheon Company of Sudbury, Massachusetts, as well as faculty member of Northeastern University.

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