Teleorigin RB900SG-E5 - External Antenna Specifications

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External antenna
The antenna must meet the requirements as in the table below:
Antenna frequency range
Supporting GSM, UMTS or LTE frequencies
Impedance
50 Ω
DC impedance
0 Ω
Gain
0 dBi w/o cable; 2dBi w/ cable
VSWR (with cable)
-10 dB
The antenna chosen for working with the modem should best fit to the circumstances of
the environment it is used in. When the modem is placed in a room, or somewhere where
the range of networks signal is too low, an outdoor or a specific indoor antenna should be
used.
Environmental characteristic
Table below gives the environmental operating conditions of RB900SG terminal.
Parameter
Condition
Min
Max
Unit
Ambient operating
temperature
-20
60
°C
Storage temperatura
-40
85
°C
ESD
At antenna connector
Contact
Air
At interface connector
± 6
± 15
± 1
KV
Humidity
5
85
%
Warning!
Exceeding the above values may cause permanent damage to the modem.