Motorola CP150TM User Manual
Page 112
7-42
VHF (146-174 MHz) Schematic Diagrams, Overlays, and Parts Lists (8486342Z13-C)
June, 2005
6880309N62-C
3.0 V (Hi)
1100 mV (RF)
DO NOT MEASURE
0.9 V (Tx)
7.5 V
1500 mV (RF)
4.9 V (Tx)
820 mV (RF)
1.5 V (Tx)
0 V (Rx)
1.6 V (Tx)
0 V (Rx)
0 V (Rx)
0 V (Rx)
7.25 V (Tx)
1.8V (Tx)
7.5 V
7.4 V (Rx)
0.15 V (Tx)
0.15 V (Tx)
2.5 V (Low)
3.0 V (Hi)
2.4 V (Hi)
1.06 V (Low)
0 V (Rx)
7.3 V (Tx)
2.5 V (Low)
27pF
C134
0.1uF
C155
TP150
1
R105
1.2K
PA_5T
C151
1500pF
1%
R155
PA_USWB+
100K
L100
560nH
C136
13pF
C153
0.47uF
R524
10K
30nH
L103
C152
1500pF
L140
30.54nH
PA_TX_ENA
12pF
C130
LM2904
U150-1
2
3
1
8
4
C157
0.1uF
PA_PWR_SET
C159
1500pF
0.1
R150
300
R102
0.1uF
C109
Q150
1
3
2
C140
13pF
C117
1000pF
R153
1%
100K
C115
R120
150
1uF
0.1uF
C110
MMBT3904
1
3
2
0.1uF
Q171
R107
C116
1500pF
C154
150
PA_RX_OUT
C158
1500pF
C150
1500pF
43.67nH
C124
1500pF
SH100
SHIELD
1
L131
R151
22
PA_TX_INJ
C122
200pF
C137
L120
15pF
6
5
7
8
4
560nH
15pF
C123
LM2904
U150-2
C141
C104
NU
18pF
330
S1
S2
T1
T2
R156
J140
G1
G2
C120
1500pF
C170
0.1uF
1500pF
C121
3
6
4
1
3.3K
R103
Q170
EMB10
5
2
NU
C111
C101
1500pF
R158
1.5K
U151
57R01
NC
1500pF
C114
R162
10K
L121
MA4PH261
D121
47nH
R154
1%
100K
300
R100
RFIN
1
RFOUT
4
VDD
3
VGG
2
U110
RA07M1317M_VHF
5
GND
1500pF
C113
L101
560nH
NC
NC
L110
560nH
C108
0.1uF
1
3
2
1500pF
C112
Q100
BFS540
C135
3.9pF
51
R104
L130
C133
3.3pF
VR110
4.3V
43.67nH
C156
.01uF
R110
360
43.67nH
L132
1500pF
C103
1500pF
C172
ANTENNA_NUT
M140
1
TAB1
2
TAB2
3
TAB3
4
TAB4
R171
150
R121
6.8K
C107
0.1uF
C102
100nH
L102
10pF
MA4PH261
D120
NU
R111
C132
27pF
C131
3.3pF
R106
4.7K
C106
1500pF
R152
R101
100K
1%
C100
18
1500pF
C171
5.6K
R157
C105
NU
2.7pF
PWR_SET
USWB+
TX_INJ
5T
TX_ENA
RX_OUT
Figure 7-44. VHF (146-174 MHz) Transmitter and Power Control Schematic Diagram (8486342Z13-C)