Kenwood TH-D72A Service Manual page 78

144/440 (430) mhz fm dual bander
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U
TH-D72A/D72E
33CRF
+B
BPFA
L51
L54
18n
390n
D32,33
BPF TUNING
BPFB
L53
L58
18n
390n
D35,36
BPF TUNING
BPFA
D30,31
BPF TUNING
BPFB
D28,29
BPF TUNING
LDB
78
X57-784 (C/3) 5/8
V
SCHEMATIC DIAGRAM
Q11
RF AMP
3.8V
C137
1000p
Q11
3SK318
4.4V
D42,43
BPF TUNING
SWITCH
4.4V
C141
1000p
Q13
3SK318
Q13
RF AMP
D44,45
BPF TUNING
Q10
RF AMP
4.3V
C120
C129
470p
2p
R134 0
L60
Q10
3SK318
15n
D39,41
BPF TUNING
2SK1830F
Q9
RF AMP
4.4V
C121
C126
R133 0
470p
2p
L59
Q9
3SK318
15n
D38,40
BPF TUNING
W
TX-RX UNIT (X57-784X-XX) (C/3) : TX-RX SECTION
VHF_A
2.8V
C163
L75
270n
1000p
Q15
2SK1830F
VHF_B
3.2V
2.5V
L76
C162
270n
1000p
Q16
SWITCH
2SK1830F
UHF_A
3.4V
2.0V
L74
C159
39n
470p
C164
Q14
SWITCH
UHF_B
3.2V
L73
C160
33n
470p
1.8V
Q12
2SK1830F
SWITCH
X
VHF RX
+B
L80
L83
390n
330n
C167
C169
15p
27p
33CRF
UHF RX
L78
15n
L81
15n
2p
LDB
Y

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