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Figure 65 Spectrum Management Help Page (Fixed Frequency)
8.3.9 Spectrum Management Control – With Operational Restrictions
When operating with Radar Avoidance enabled the following variances in operation apply:
The words "Radar Avoidance" are appended to the "Spectrum Management" title at the top
Figure 66
Figure
67.
of the screen. See
and
The only controls available to the master are the Interference Threshold attribute. This has
no effect on the operation of the wireless link and will only affect the generation of the channel
spectrum graphics. See
Figure
66.
Extra color coding of the interference histogram is provided. See
Table
15.
When operating with RTTT (Road transport and Traffic Telematics) Avoidance enabled or
other regulatory restrictions on channel usage the following variances apply:
All channels marked with a 'no entry' symbol with their associated statistics colored black are
the prohibited channels. See
Figure 66
and
Figure
67. These channels are never used to
host the wireless link, but CAC measurements are still taken so that adjacent channel biases
can be calculated correctly and so the user can see if other equipment is in use.
107
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