Question
a.
4 GHz is the up-link and 6 GHz is the down-link frequency
b.
4 GHz is the down-link and 6 GHz is the up-link frequency
c.
the system operates at a mean frequency of 5 GHz
d.
one frequency is used as a back up for the other
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Q. The expression for satellite link frequencies such as 4/6 GHz denotes that
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