User guide

45 Mbps Backhaul User Guide
Issue 3, December 2004 Page 97 of 113
11.3.3 Installation Pages
The installer is prompted to enter the Antenna Gain and Cable Loss (45 Mbps Backhaul C to antenna) at each
end of the link. The Installation Page(s) is shown as Figure 51-Figure 53.
Figure 51 Connectorized 45 Mbps Backhaul ‘Installation Wizard’ Page
Antenna Gain Gain of the antenna you are connecting to the unit, see Table 11 Allowed Antennas for
Deployment in USA/Canada.
Cable Loss Loss in the cable between the ODU and the antenna. Note: In the event that there is a significant
difference in length of the antenna cables for the two antenna ports, then the average value should be entered.
Spectrum Management Control Is used to configure the 45 Mbps Backhaul Spectrum Management features,
see section 6.3.5 for more details. i_DFS is the abbreviation for intelligent Dynamic Frequency Selection, this
feature continually monitors the 5.8 GHz spectrum looking for a the channel with the lowest level of on channel
and co-channel interference. Fixed frequency mode allows the installer to fix the transmit and receive
frequencies on the units. The frequencies may be configured symmetrically or asymmetrically.