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Chapter 1 – Product Overview
24 MultiModem rCell User Guide
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 radiated 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.
GPS (Global Positioning) RF Specifications
GPS L1
Frequency RX 1575.42
LNA Bias Voltage 5V
LNA Current Consumption 40mA Max
GPS Antenna Requirements/Specifications
Frequency
1575MHz
Impedance
50 Ohms
VSWR
1.5db
Input voltage
3.0V +/- 0.3V
GPS TIS
The total isotropic sensitivity (TIS) at the antenna shall be no less than
47 dBm
Global Positioning System (GPS)
Point the GPS toward the sky, as the GPS antenna needs to find the satellites that provide location information.
Global Positioning System (GPS) – Underwriters Laboratories, Inc. Statement
Underwriters Laboratories Inc. (“UL”) has not tested the performance or reliability of the Global Positioning
System (“GPS”) hardware, operating software or other aspects of this product. UL has only tested for fire, shock or
casualties as outlined in UL’s Standard(s) for Safety.UL60950-1 Certification does not cover the performance or
reliability of the GPS hardware and GPS operating software. UL MAKES NO REPRESENTATIONS, WARRANTIES OR
CERTIFICATIONS WHATSOEVER REGARDING THE PERFORMANCE OR RELIABILITY OF ANY GPS RELATED
FUNCTIONS OF THIS PRODUCT.