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10. Antenna Specification
10.1 Antenna spec.
10.1.1Frequency Band
Frequency
TX
RX
10.1.2 Normal value
50Ω ± Normal
10.1.3 Measuring method
The impedance over the frequency bands shall be as close as possible to 50Ω after
matching. Both free space and talk position are considered.
10.2 VSWR
The impedance matching should be optimized in the more critical talk position.
10.2.1 Maximum values in free space
Band
VSWR
10.2.2
Measuring Method
Figure 5. Chamber
Band
CDMA 850
824 ~ 849
869 ~ 894
CDMA 850
TX
RX
2.8
2
CDMA 1900
1850 ~ 1910
1930 ~ 1990
CDMA 1900
TX
RX
1.2
1.8
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