Purpose of passive repeaters in the microwave transmission Questions 2022
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The digital microwave radio system shown in Fig 1 below operates in the 18GHz radio frequency band and provides 2x2 Mbps transmission capacity between two sites. The system deploys a passive repeater. Calculate the nominal Receive Signal Level (RSL) at the input of the receiver in dBm assuming free space conditions. (7 marks) Briefly discuss the purpose of the passive repeater in this system? (3 marks)