MICROWAVE LINK

CD 2055063 E&MP7.001

Communications

March 21, 1962

Over-the-horizon microwave link connects Monterey with San Jose, some 45 miles to the north. Some of the binary data signals beamed at 3,800-foot-high mountain ridge continue into space (dotted lines).

However, sufficient energy is diffracted by peaks to create communications path to San Jose receiver located at IBM’s Advanced Systems Development Division Laboratory 

Original Caption by Science Service
^©IBM