Motorola APX 2000 - Page 934

8-103 Schematics, Boards Overlays, and Parts Lists: Transceiver (RF) Boards: UHF1 (84012620001)
Figure 8-42. Transmitter VCO Circuit
GPO2
DC_SUPER_FILTER_5V
GPO1
IN
IN
IN
GPO2
DC_SUPER_FILTER_5V
Q3161M22
3
1
4 5
2
10K
47K
47K
4.7K
C3144M22C3142M22
C3157M22
R3158M22
R3146M22
R3149M22
C3155M22
L3158M22
L3150M22
C3103M22
C3141M22
C3140M22
C3147M22
D3137M22
D3138M22
D3135M22
L3134M22
D3136M22
C3133M22
IF3105M22
L3139M22
VCTRL
1
21
21
2
121
IN
C3151M22
C3106M22
R3160M22
C3152M22
L3145M22
C3143M22
L3159M22
C3154M22
C3112M22R3108M22C3160M22
VCO_TX
R3109M22
R3107M22
Q3156M22
13
2