Motorola MDH65SDC9AA2AN Informasi Layanan - Halaman 38
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Halaman Cetak
4-6
FE_5R
5R
SH1
SH40
SHIELD
SHIELD
1
1
C2
IF 1
RX_IN
1.1%
9.1pF
C1
L1
9.85nH
8pF
2%
1.25%
UHF3 (465-495 MHz) Receiver Front End Schematic Diagram
C523
6%
0.5pF
C3
C5
C8
C6
1.25%
1.3%
2.3%
4.3pF
8pF
7.5pF
4.3pF
C4
C12
C7
2.3%
L2
L3
9.85nH
9.85nH
10pF
9.1pF
NU
2%
2%
1.0%
1.1%
C28
C29
C31
C32
1.6%
1.0%
1.6%
1.8%
10pF
6.2pF
5.6pF
6.2pF
C27
C30
C4 6
L32
L31
9.85nH
9.85nH
8.2pF
16pF
NU
2%
2%
1.2%
1%
UHF R3 Front End
R20
5.6K
1
4
2
5
Q22
UMT1
C20
6
3
390pF
R23
27K
C99
0.1uF
R22
5.6K
C23
R24
1.2K
390pF
C9
C11
C21
0.79V
1
1.6%
1%
CR1
6.2pF
390pF
3
68pF
C10
R25
L21
5.6K
33nH
2.7pF
3.7%
2
1
C524
6%
0.5pF
C34
C35
C37
C38
1.6%
1.2%
1.6%
2%
6.2pF
6.2pF
8.2pF
5.1pF
C33
C36
C39
C47
L33
L34
9.85nH
9.85nH
24pF
18pF
NU
2.7pF
2%
2%
1%
1%
3.7%
C42
C44
FE_RF_IN J
L40
L41
RX_IN J
1.2%
27nH
27nH
8.2pF
9.1pF
C41
C43
10pF
20pF
1.0%
1%
C26
R21
91
390pF
C25
390pF
L55
22nH
C521
4.2V
3.7%
2.7pF
C522
3
0.5pF
Q21
BFS505
L51
150nH
C48
T41
3
4
0
2
C49
C14
6
1
NU
6.7%
RF BALUN
5
1.5pF
NC
NC
3
IO3
T42
4
3
2
6
1
1.1%
IF BALUN
5
NC
C45
NC
R40
1K
15pF
1%
1
TP1
TP2
1
UHF3 PCB 8486634Z02-O Schematic Diagrams
FE_IF_OUT
L52
IF_OUT
680nH
R51
51
C51
82pF
C13
6.7%
1.5pF
1
IO1
4
IO4
IO2
2
CR41
HSMS2829