Gsm/Egsm Rf Specifications; Gsm Antenna Requirements/Specifications; Ptcrb Requirements For The Antenna - Multitech MTCBA-E1-U User Manual

GSM/EGSM RF Specifications

GSM 850
Frequency RX 869 to 894 MHz
Frequency TX 824 to 849 MHz

GSM Antenna Requirements/Specifications

Frequency Range
Impedance
VSWR
Typical Radiated Gain
Radiation
Polarization
Antenna Loss
TRP/TIS

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.
MultiModem Cell User Guide
EGSM 900 GSM 1800
925 to 960 MHz 1805 to 1880 MHz
880 to 915 MHz 1710 to 1785 MHz
824 – 960 MHz / 1710 – 1990 MHz
50 Ohms
VSWR shall not exceed 2.0:1 at any point across the bands of
operation
3 dBi on azimuth plane
Omni-directional
Vertical
Free space not to exceed -3db
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.
Appendix B – Cellular Information
GSM 1900
1930 to 1990 MHz
1850 to 1910 MHz
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