Introduction to Satellite Communication » Exercise - 122. For satellite communication the frequency should ….. the critical frequency of ionosphere. (a) Equal to (b) Less than (c) More than (d) None of the above
Introduction to Satellite Communication » Exercise - 143. First geostationary satellite in the world was launched in : (a) 1952 (b) 1965 (c) 1975 (d) 1980
Introduction to Satellite Communication » Exercise - 298. For DBS TV transmission the downlink frequency is about : (a) 14 GHz (b) 10 GHz (c) 6 GHz (d) 12 GHz
Introduction to Satellite Communication » Exercise - 131. In amplitude modulation the upper and lower side are mirror images of each other and hence contain ….. Information. (a) Same (b) Less (c) More (d) Any of the above