600 CONVERSATIONS AT A TIME

CD 2055059 E&MP5.027

Cables, Coaxial

May 28 1949

Cross section of an 8-tube coaxial cable.

Each tube is capable of transmitting 600 conversations simultaneously or one television program.

(As each coaxial only transmits in one direction, two tubes are needed for a telephone conversation.) 

Original Caption by Science Service
^©American Telegraph & Telephone Company (AT&T)