2.3.2 CDMA antenna connector
Connect this to an external CDMA antenna with SMA male connector. Make sure the antenna is for the
correct frequency with impedance of 50 Ohm, and also that the connector is tightly secured.
Characteristics
Cellular
PCS
Frequency
Tx 824-849
Tx 1850-1910
Rx 869-894
Rx 1930-1990
Impedance (Ohm)
50
VSWR
1.5:1 max
Typical Radiated Gain
0 dBi
2.3.3 GPS antenna connector
Connect this to an Active GPS antenna with SMA male connector.
Characteristics of the GPS antenna
nominal value
Frequency (MHz)
1575
Impedance (Ohm)
50
VSWR
1.5:1 max
DC bias voltage (V)
5
Current consumption (mA)
40mA max
2.3.4 15-Pin D-Sub Female connector (RS232)
This connector provides serial link to the modem.
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