CARSON, JOHN R. (+) RAY S. HOYT.

Propagation of Periodic Currents over a System of Parallel Waves.

New York, American Telephone and Telegraph Company, 1927. 8vo. In the original printed blue wrappers. In "The Bell System Technical Journal", Volume VI, July, Number 3, 1927. Entire issue offered. Light miscolouring to spine. A fine fine and clean copy. Pp. 495-545. [Entire issue: 375-549 pp.].

First printing of Carson's early paper on periodic currents. Carson was one of the most prolific inventors of the radio era and was a noted transmission theorist for early communications systems.

Order-nr.: 50479