User guide

WA_DEV_FEX20_UGD_002 Rev 004 March 08, 2011 49
Fastrack Xtend User Guide
Interfaces
5.2.2.1. RF Performances (For FXT001, FXT002, FXT009 and
FXT010)
RF performances are compliant with ETSI recommendation GSM 05.05. Refer to the tables below for
the main parameters used for both the Receiver and the Transmitter.
Table 26. Main Receiver Parameters for FXT001, FXT002, FXT009 and FXT010
Parameters
Values
GSM850 Reference Sensitivity
>-106dBm typical (Static & TUHigh)
E-GSM900 Reference Sensitivity
>-106dBm typical (Static & TUHigh)
DCS1800 Reference Sensitivity
>-106dBm typical (Static & TUHigh)
PCS1900 Reference Sensitivity
>-106dBm typical (Static & TUHigh)
Selectivity @ 200 kHz
> +9dBc
Selectivity @ 400 kHz
> +41dBc
Linear dynamic range
63dB
Co-channel rejection
>= 9dBc
Table 27. Main Transmitter Parameters for FXT001, FXT002, FXT009 and FXT010
Parameters
Values
Maximum output power (EGSM & GSM850)
33dBm +/- 2dB at ambient temperature
Maximum output power (GSM1800 & PCS1900)
30dBm +/- 2dB at ambient temperature
Minimum output power (EGSM & GSM850)
5dBm +/- 5dB at ambient temperature
Minimum output power (GSM1800 & PCS1900)
0dBm +/- 5dB at ambient temperature
5.2.2.2. Antenna Specifications
The antenna must meet the requirements specified in the table below.
The optimum operating frequency depends on the application. A dual-band or quad-band antenna
should operate in these frequency bands and have the following characteristics.
Table 28. Antenna Specifications for FXT001, FXT002, FXT009 and FXT010
Characteristic
E-GSM 900
DCS 1800
GSM 850
PCS 1900
TX Frequency
880 to 915 MHz
1710 to 1785 MHz
824 to 849 MHz
1850 to 1910 MHz
RX Frequency
925 to 960 MHz
1805 to 1880 MHz
869 to 894 MHz
1930 to 1990 MHz
Impedance
50
VSWR
Rx max
1.5:1
Tx max
1.5:1
Typical radiated
gain
0dBi in one direction at least