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 71
Page 513
... terminal . However , propagation may be assumed to be reciprocal and the available signals shown will apply to transmission in either direction . Three major factors influence the available signal to noise ratio in a space communication ...
... terminal . However , propagation may be assumed to be reciprocal and the available signals shown will apply to transmission in either direction . Three major factors influence the available signal to noise ratio in a space communication ...
Page 835
... terminal beam elevation in radians This volume will be maximum when the earth terminal beam elevation is at its minimum value . Some values appropriate to this problem are : 1o = 0.0175 radians ( 60 ' dish - between first side lobe ...
... terminal beam elevation in radians This volume will be maximum when the earth terminal beam elevation is at its minimum value . Some values appropriate to this problem are : 1o = 0.0175 radians ( 60 ' dish - between first side lobe ...
Page 905
... terminals for some systems will need to receive frequency bands in which terminals of other systems are transmitting . Having a separate , protected terminal site for each satellite system , with each terminal diplexed , could become as ...
... terminals for some systems will need to receive frequency bands in which terminals of other systems are transmitting . Having a separate , protected terminal site for each satellite system , with each terminal diplexed , could become as ...
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