8-6
Cisco 1120 Connected Grid Router Hardware Installation Guide
OL-26438-02
Chapter 8 About Connected Grid Antennas
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
GPS Antenna Specifications
Specification
Value
Dimensions
Cable length: 15 feet (460.8 cm)
Diameter of antenna rodome: 1.97 inches (50 cm)
Connector (cable to router)
TNC male
Frequency
1575.42 MHz +/-5MHz
Nominal Impedance
50 Ohms nominal
VSWR
2.0 Max. in band
Peak Gain
4.0 dBi min. @ zenith
Minimum Gain
1 dBi @ 10 degrees elevation
Pattern Type
Hemispherical
Polarization
Circular RHCP
LNA Gain
26 dB +/-2 dB
DC Voltage: 3–5VDC
Out of Band Attenuation
20 dB min. at 1575+ / -50MHz
Max. Input Power
20 mA max @ 3.3VDC +/-.3VDC
Operating Temperature
-40° C to +85° C
IP Code Rating
IP67 (Outdoor use)
Wind Speed Rating
165 MPH
Compliance
RoHS