Chapter 3: System planning
138
Figure 55 :
GPS receiver tower or mast installation
Sit e p lanning
This section describes factors to be considered when choosing sites for PMP or PTP radios, power
supplies, CMM4 (if applicable) and UGPS (if applicable).
Sit e select ion f or PMP/ PTP r ad ios
When selecting a site for the ODU, consider the following factors:
l
Height and location to ensure that people are kept away from the antenna.
l
Height and location to achieve the best radio path.
l
Indoor location where the power supply LED indicators will be visible, so the drop cable length will
not exceed the maximum recommended length; see Power supply site selection .
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Ability to meet the requirements specified in Grounding and lightning protection.
l
Aesthetics and planning permission issues.
Содержание PMP 450 Series
Страница 92: ...Chapter 2 System hardware 92 Figure 29 MicroPoP Omni antenna implementation pattern Vertical...
Страница 134: ...Chapter 3 System planning 134 Figure 51 Mast or tower installation...
Страница 135: ...Chapter 3 System planning 135 Figure 52 Wall installation...
Страница 136: ...Chapter 3 System planning 136 Figure 53 Roof installation...
Страница 137: ...Chapter 3 System planning 137 Figure 54 GPS receiver wall installation...
Страница 158: ...Chapter 3 System planning 158 Figure 61 cnMedusa Antenna...
Страница 258: ...Chapter 5 Installation 258 Figure 123 Yagi antenna alignment horizontally Figure 124 Yagi antenna alignment upward tilt...