5.1.3. Re
The referen
matching ci
1. Keep
a
receivin
2. ANT_D
receive
5.2. GNS
The followin
NOTES
E
eference D
nce design o
rcuit for bett
a proper dis
ng sensitivity
DIV
function
e diversity.
SS Anten
ng tables sho
EC25-A_Us
Design
of ANT_MAIN
ter RF perfo
AN
Modu
A
Figure 2
stance betw
y.
is enabledb
nna Inter
ow the GNS
ser_ManualC
N and ANT_
ormance. Th
NT_MAIN
ule
ANT_DIV
27: Referenc
ween the m
by default. U
rface
SS antenna
Confidentia
_DIVantenna
e capacitors
R1
C1
NM
R2
C3
NM
ce Circuit o
main antenn
Use the AT c
pin definition
al / Release
a is shown a
s are not mo
0R
C2
NM
0R
C4
NM
of Antenna
a and theR
command
AT
n and freque
d 48 / 6
as below. It
ounted by de
Main
antenna
Diversity
antenna
Interface
Rx-diversitya
T+QCFG="d
ency specific
L
EC25-AU
69
should rese
efault.
antenna to
diversity",0
cation.
LTE Module
ser Manua
rve a
π
-type
improve the
0
can disable
e
al
e
e
e
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