User guide

Appendix B – Cellular Information
Multi-Tech Systems, Inc. MultiModem Cell User Guide 25
GSM Antenna Requirements/Specifications
Frequency Range
824 – 960 MHz / 1710 – 1990 MHz
Impedance
50 Ohms
VSWR
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.
PTCRB Requirements for the Antenna
There cannot be any alteration to the authorized antenna system. The antenna system must maintain the same specifications.
The antenna must be the same type, with similar in-band and out-of-band radiation patterns.
Antennas Available from Multi-Tech Systems, Inc.
Quad Band Description Qty Part Number
Hinged Right Angle 800/900/1800/1900 MHz Cellular Modem Antenna 1 ANQB-1HRA
Hinged Right Angle 800/900/1800/1900 MHz Cellular Modem Antenna 10 ANQB-10HRA
Hinged Right Angle 800/900/1800/1900 MHz Cellular Modem Antenna 50 ANQB-50HRA
Dual Band Description Qty Part Number
Hinged Right Angle 900/1800 MHz Cellular Modem Antenna 1 ANF1-1HRA
Hinged Right Angle 900/1800 MHz Cellular Modem Antenna 10 ANF1-10HRA
Hinged Right Angle 900/1800 MHz Cellular Modem Antenna 50 ANF1-50HRA
Hinged Right Angle 800/1900 MHz Cellular Modem Antenna 1 ANCF2-1HRA
Hinged Right Angle 800/1900 MHz Cellular Modem Antenna 10 ANCF2-10HRA
Hinged Right Angle 800/1900 MHz Cellular Modem Antenna 50 ANCF2-501HRA
Mag Mount Dual Band Description Qty Part Number
Mag Mount 900/1800 MHz 1/2 Wave Cellular Antenna, 12.5" 1 ANF1-1MMHW
Mag Mount 900/1800 MHz 1/2 Wave Cellular Antenna, 12.5" 10 ANF1-10MMHW
Mag Mount 900/1800 MHz 1/2 Wave Cellular Antenna, 12.5" 50 ANF1-50MMHW
Mag Mount 900/1800 MHz 1/4 Wave Cellular Antenna, 4" 1 ANF1-1MMQW
Mag Mount 900/1800 MHz 1/4 Wave Cellular Antenna, 4" 10 ANF1-10MMQW
Mag Mount 900/1800 MHz 1/4 Wave Cellular Antenna, 4" 50 ANF1-50MMQW
Mag Mount 850/1900 MHz 1/2 Wave Cellular Antenna, 12.5" 1 ANCF2-1MMHW
Mag Mount 850/1900 MHz 1/2 Wave Cellular Antenna, 12.5" 10 ANCF2-10MMHW
Mag Mount 850/1900 MHz 1/2 Wave Cellular Antenna, 12.5" 50 ANCF2-50MMHW
Mag Mount 850/1900 MHz 1/4 Wave Cellular Antenna, 4" 1 ANCF2-1MMQW
Mag Mount 850/1900 MHz 1/4 Wave Cellular Antenna, 4" 10 ANCF2-10MMQW
Mag Mount 850/1900 MHz 1/4 Wave Cellular Antenna, 4" 50 ANCF2-50MMQW