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The Crossbar Switch

Etiquetas

1930 | 1940 | 1950 | 1960 | 1970 | 1980 | 1990 | Teléfono
This video features a Bell System electromechanical crossbar switch and demonstrates in detail all of its parts and how it operates. It also describes its applications in a No. 5 Crossbar telephone switching system. A variety of crossbar local and toll switching systems were utilized in the Bell System form 1938 to the end of the 1990's.
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