User's Manual

Radio Site Planning Hardware Installation Guide
5-8 Airspan Networks Inc. 02030311-10
To Calculate Minimum Received Signal Strength
Transmit output power dBm
Cable loss (negative value) dB
Transmit
Antenna gain dBi
Free space loss (negative value)
Distance Frequency
32.44 + 20log (km) + 20log (MHz)
Propagation
Fade margin: dB
dB
Antenna gain dBi
Receive
Cable loss (negative value) dB
Received Signal Strength
dBm
To Calculate Maximum Operating Range (Km)
Received
Signal
Strength
Enter one of the following RSS values according to FSK levels:
8-level FSK = -75 dBm
4-level FSK = -83 dBm
2-level FSK = -90 dBm
dBi
Transmit output power dBm
Cable loss (negative value) dB
Transmit
Antenna gain dBi
Frequency
Operating Frequency in MHz MHz
Propagation
Fade Margin dB
Antenna gain dBi
Receive
Cable loss (negative value) dB
Operating range
km
Note: The maximum operating range depends on the antenna configuration and FSK level.
The range can be increased to a maximum of 38 km by implementing a third-party external
antenna.