
Appendix B – Cellular Information
62 Multi-Tech Systems, Inc. MultiModem rCell User Guide
GSM Antenna Requirements/Specifications
824 – 960 MHz / 1710 – 1990 MHz
VSWR shall not exceed 2.0:1 at any point across the bands of operation
3 dBi on azimuth plane
Free space not to exceed -3db
TRP/TIS
Including cable loss the total radiate power (TRP) at the antenna shall be
no less than +22/24.5 dBm for 850/1900 MHz respectively, and the total
isotropic sensitivity (TIS) at the antenna shall be no less than -99/101.5
dBm for 850/1900 MHz respectively.
HSDPA / UMTS RF Specifications
HSDPA / UMTS Antenna Requirements/Specifications
Frequency Range
824 – 960 MHz / 1710 – 1990 MHz / 1920 – 2170 MHz
Impedance
50 Ohms
VSWR shall not exceed 2.0:1 at any point across the bands of operation
Typical Radiated Gain
3 dBi on azimuth plane
Radiation
Omni-directional
Polarization
Vertical
Antenna loss
Free space not to exceed -3db
TRP/TIS
Including cable loss the total radiate power (TRP) at the antenna shall be
no less than +22/24.5 dBm for 850/1900/ MHz respectively, and the total
isotropic sensitivity (TIS) at the antenna shall be no less than -99/101.5
dBm for 850/1900 MHz respectively. Note: 2100MHz is not used by the
North America carriers.
GPS (Global Positioning) RF Specifications
GPS L1
GPS Antenna Requirements/Specifications
Frequency
1575MHz
Impedance
50 Ohms
VSWR
1.5db
GPS TIS
The total isotropic sensitivity (TIS) at the antenna shall be no less than
-147 dBm
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