The New Encyclopædia BritannicaEncyclopædia Britannica, 1983 - Encyclopedias and dictionaries |
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Page 261
... Communication Satellite communication , the use of man - made satellites travelling in Earth orbits to provide communication links between various points on Earth , is the most important nonmilitary exploitation of space technology ...
... Communication Satellite communication , the use of man - made satellites travelling in Earth orbits to provide communication links between various points on Earth , is the most important nonmilitary exploitation of space technology ...
Page 266
... communication circuit . This arrangement makes satel- lite circuits comparable in quality to ordinary telephone circuits . The idea of cancelling echoes is an old one , but it became economically feasible only through LSI . Although ...
... communication circuit . This arrangement makes satel- lite circuits comparable in quality to ordinary telephone circuits . The idea of cancelling echoes is an old one , but it became economically feasible only through LSI . Although ...
Page 267
... communication facilities . Canada . Canada's Telesat system uses satellites , called Anik , built by U.S. companies . Three Anik A satellites were in service by the early 1980s ; the first was launched in 1972. They have antennas with ...
... communication facilities . Canada . Canada's Telesat system uses satellites , called Anik , built by U.S. companies . Three Anik A satellites were in service by the early 1980s ; the first was launched in 1972. They have antennas with ...
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Civil Procedure: A Modern Approach Richard L. Marcus,Martin H. Redish,Edward F. Sherman Snippet view - 2005 |
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