July 2002
Intermediate to advanced
344 pages
8h 37m
English
Content preview from Newnes Radio and RF Engineering Pocket Book, 3rd Edition
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166
Performance
Path length: 20 km, therefore clear path loss 124.0 dBi
Obstruction loss 0.0 dB
Feeder loss, station A: 1.9 dB
Feeder loss, station B: 1.9 dB
Feeder tail loss, total for link 1.5 dB
Connector loss, total for link 1.5 dB
Total loss 130.8 dB
Gain, antenna A 28.6 dB
Gain, antenna B 28.6 dB
Total gain 57.2 dB
Nett loss (total loss – total gain) 73.6 dB
Receiver threshold for max. signal/noise −125.0 dBW
Design fade margin +30.0 dB
Design receiver input level −95.0 dB
(threshold – fade margin)
Transmitter output power −21.4 dBW
(receiver input – nett loss)
Reference
Krzyczkowski, M. (1989). Communications International, August.
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