Communications Satellites: Hearings Before the Committee on Science and Astronautics, U.S. House of Representatives, Eighty-seventh Congress, First Session, May 8, 9, 10, and July 18, 1961, Volumes 1-2 |
From inside the book
Results 1-3 of 75
Page 76
... desirable to space communications . Lower frequencies are already in extensive use for other purposes and are not as desirable for space communications because of solar and galactic radio noise . Fre- quencies above 10,000 megacycles do ...
... desirable to space communications . Lower frequencies are already in extensive use for other purposes and are not as desirable for space communications because of solar and galactic radio noise . Fre- quencies above 10,000 megacycles do ...
Page 256
... desirable . ( d ) Provision should be made for 18 limited coverage channels , serving areas of high population density . More channels may be desirable . ing of these appears possible ) . ( Shar- ( e ) In view of the susceptability of ...
... desirable . ( d ) Provision should be made for 18 limited coverage channels , serving areas of high population density . More channels may be desirable . ing of these appears possible ) . ( Shar- ( e ) In view of the susceptability of ...
Page 636
... desirable end effect . It is desirable these shall disappear in this manner . So if there turns out to be any long - range effects , none of which has been calculated , these will not remain in space very long . The orbital ...
... desirable end effect . It is desirable these shall disappear in this manner . So if there turns out to be any long - range effects , none of which has been calculated , these will not remain in space very long . The orbital ...
Contents
The Growth of the Concept | 12 |
2What segments of the radio spectrum are required | 18 |
Exhibit AThe SCORE Satellite Radio Relay System | 25 |
Copyright | |
9 other sections not shown
Common terms and phrases
active ADVENT agencies altitude ANFUSO antenna antenna gain antitrust application areas bandwidth basis booster BUSIGNIES cable CCIR CHAIRMAN channels commercial committee common carriers communica Communications Act communications satellite system companies competition Corp countries CRAVEN DINGMAN docket earth terminal echo suppressors Electric ENGSTROM equipment established facilities Federal Communications Commission frequency allocations FULTON going Government ground stations industry interference international communications joint venture KARTH launching Mc/s megacycles ment microwave miles military munications MURROW NASA noise operation orbit ownership PAIGE participation passive satellite point-to-point possible present problems proposed public interest question radio receiver regulation research and development RYAN satel satellite communications system signal solar cells space communications Space Council space radiocommunication space vehicles spectrum statement synchronous satellite technical telecommunications Telegraph Telesat television THAMES tion traffic transmission transmitter United WEBB