Figure 8-72. Transmitter Vco Circuit - Motorola APX 3000 Detailed Service Manual

Schematics, Boards Overlays, and Parts Lists: Main Board Block: VHF (84012512001_A)
DC_SUPER_FILTER_5V
IN
GPO1
IN
IN
GPO2
C3253M22
0.1UF
TP3200M22
TEST_POINT C3251M22
9.1PF
C3252M22
R3208M22
9.1PF
0
IF3243M22
IF
L3250M22
1
47NH
C3254M22
IN
L3245M22
24PF
680NH
VCTRL
C3244M22
1000PF
GPO2
R3202M22
0
C3201M22
100PF
DC_SUPER_FILTER_5V
Q3272M22
UMC5NT2
47K
47K
10K
4.7K
R3260M22
9.1K
L3269M22
R3273M22
C3255M22 R3257M22
680NH
150
100PF 9.1K
L3261M22
680NH
C3275M22
R3206M22
33PF
130
C3258M22
56PF
Q3267M22
2
R3205M22
NE68519
220
C3262M22
33PF
L3256M22
33NH
C3265M22
68PF
L3270M22
680NH
C3263M22
22PF
R3271M22
150
C3208M22
330PF
VCO_TX
R3207M22
220

Figure 8-72. Transmitter VCO Circuit

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