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WM_PRJ_Q2686_PTS_001-010
June 30, 2009
Q2686 Wireless CPU
®
Transmitter parameters:
•
Maximum output power (EGSM & GSM850): 33 dBm +/- 2 dB at ambient
temperature
•
Maximum output power (GSM1800 & PCS1900): 30 dBm +/- 2 dB at
ambient temperature
•
Minimum output power (EGSM & GSM850): 5 dBm +/- 5 dB at ambient
temperature
•
Minimum output power (GSM1800 & PCS1900): 0 dBm +/- 5 dB at
ambient temperature
3.23.3
Antenna Specifications
The antenna must meet the following requirements:
•
The optimum operating frequency depends on the application. Either a
dual-band or quad-band antenna will operate in these frequency bands and
have the following characteristics:
Q2686
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
Ω
Rx max
1.5:1
VSWR
Tx max
1.5:1
Typical
radiated gain
0dBi in one direction at least
