Ercogener GenPro 425e - External Antenna of Cellular Modem; Characteristics of GSM External Antenna

EG_GenPro425e_1103_UG_001_UK.docx
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Descriptions and non-contractual illustrations in this document are given as an indication only.
ercogener reserves the right to make any modifications.
Dct_427_02
4 External antenna of cellular modem
The external antenna is connected to the modem cellular via the SMA-F connector.
The GenPro 425e has been qualified with antenna ercogener reference 636Z232160.
This external antenna has the characteristics described in the table below.
Figure 22 : GSM external antenna
Table 36 : Characteristics of GSM external antenna
Frequency band
850/900
780..960 MHz (2G, 3G, 4G)
1800/2100
1710..1990 MHz (2G, 3G, 4G)
2110..2170 MHz (4G)
2600
2500..2690 MHz (4G)
Impedance
50 Ohms nominal
Input power
> 2 W
VSWR
< 2.5:1
Peak gain isotropic
2 dBi
Radiation diagram
Omnidirectional
Recommended antenna gain is 2 dBi. Its replacement by an antenna with higher gain will
require a new radio qualification. For more information, please contact our sales department.