Question
Which device is used to transfer Communication Signal to Long Directions ?(A) Amplifier(B) Repeater(C) Router(D) All of these
Step 1
We need to determine which device is specifically used to transfer communication signals over long distances. Show more…
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In satellite communication, the communication 2 satellite; (a) acts as a reflector for a beam of modulated microwave from transmitter sent directly towatds it (b) acts as a repeater for a signal reaching there, without any change in frequency (c) receives the coming modulated microwave signal, amplifies it and returns it to earth at a different frequency (d) None of the above
Communication Systems
Round 1
Microwave link repeaters are typically $50 \mathrm{~km}$ apart, (a) because of atmospheric attenuation (b) because of the earth's curvature (c) to ensure that signal voltage may not harm the repeater (d) none of above
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