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 - 255. The downlink frequency in the C-band transponder is about : (a) 6 GHz (b) 4 GHz (c) 14 GHz (d) 11 GHz
Introduction to Satellite Communication » Exercise - 121. A passive satellite : (a) only reflects back signals (b) Only generates signals (c) Only absorbs signals (d) Receivers, modulates, and then reflects signals