Antenna Interface; Operating Frequency - Quectel EC25 series User Manual

5
A Anten nna In
EC25 anten nna interface
signals cau used by hig
interface ha as an impeda
5.1. Main n/Rx-div
5.1.1. Pi n Definitio
The main an ntenna and
Table 22: P Pin Definitio
Pin Name Pi
ANT_MAIN N 49
ANT_DIV 35
5.1.2. Op perating F Frequency
Table 23: T The Module
3GPP Band d
B2 (1900)
B4
B5 (850)
B12
nterfa ace
e includes a main anten
h speed m ovement an
ance of 50o hm.
ersityAn ntenna In
on
Rx-diversity yantenna pin
on of the RF F Antenna
n No. I/O
9 IO
5 AI
y
Operating Frequencie
Tran nsmit
1850 0 ~ 1910
1710 0 ~ 1755
824 ~ ~ 849
699 ~ ~ 716
E EC25-A_Us ser_ManualC
nna,anRx-div versity anten
nd multipath h effect, an
nterface
ns definition are shown
Descriptio on
Main anten nna
Receive di versityanten
es
Receive
1930 ~ 1
2110 ~ 2
869 ~ 89
729 ~ 74
Confidentia al / Release
EC25-AU
nna which is s used tores
d a GNSS antenna. T
below.
Comment
50ohmimp
nna 50ohm imp
990
2155
94
46
d 47 / 6 69
LTE Module L e
ser Manua al
sist the fall o of
The antenna a
edance
pedance
Unit U
MHz M
MHz M
M MHz
M MHz