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Cisco 1120 Manual
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Cisco 1120 Manual

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About Connected Grid Antennas
This section describes the Cisco 1120 Connected Grid Router antennas, and describes how to find product and
installation information for all Cisco Connected Grid antennas. This chapter includes these sections:
Router Antennas Overview, page 71
Installing or Replacing Module Antennas, page 74
Antenna Specifications, page 75
Router Antennas Overview
This section describes the antennas used with the router.
Router Antennas
The router ships with two antennas that support router functionality:
GPS Antenna, page 72
WiFi Antenna, page 73
Module Antennas
The router also supports Connected Grid module antennas. For more information, see
page
74.
Cisco Systems, Inc.
www.cisco.com
71
Connected Grid Module Antennas,

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Summary of Contents for Cisco 1120

  • Page 1 About Connected Grid Antennas This section describes the Cisco 1120 Connected Grid Router antennas, and describes how to find product and installation information for all Cisco Connected Grid antennas. This chapter includes these sections:  Router Antennas Overview, page 71 ...

  • Page 2: Gps Antenna

    If the antenna is mounted outside, the antenna assembly must be grounded either at the bracket or at the external building point where the cabling enters the building. This is critical because if it’s not grounded, the CGR 1120 chassis would be isolated on the antenna card very close to AC isolation requirements. Also see Statement 1052 below.

  • Page 3: Wifi Antenna

    For example, a technician can check the status of the router from outside the substation or utility cabinet by connecting to the router over the WiFi link. WiFi Antenna Information  The Cisco order number of the WiFi antenna kit is: ANT-4G-DP-IN-TNC.  The WiFi antenna is a field-replaceable component. ...
  • Page 4 Connected Grid modules installed in the router. The router supports up to two Cisco Connected Grid modules. Each module requires one antenna or two antennas (one main antenna and one diversity antenna). The total number of antennas installed with the router depends on: ...

  • Page 5: Gps Antenna Specifications

    Antenna Specifications This section contains specifications for the fixed antennas that ship with the router. For all technical details and specification for these and other Cisco Connected Grid antennas, see the Cisco Connected Grid antenna documentation on Cisco.com at: www.cisco.com/go/cg-modules...
  • Page 6 WiFi Antenna Specifications Specification Value Dimensions 9.0 x 1.2 x 0.6 inches (229 x 30.5 x 15 mm) Weight 1.73 ounces (49 grams) Connector TNC male Frequency 698 to 806 MHz 824 to 894 MHz 880 to 960 MHz 1710 to 1880 MHz 1850 to 1990 MHz 1920 to 2170MHz 2100 to 2500 MHz...