Motorola Mototrbo - Page 147

VHF (136–174 MHz) 1–25W PCB/Schematics/Parts List 2-13
TX VCO SWITCHING CIRCUIT
R0201
R0233
VCO_RO_SEL1
TX_SEL
VCO_RO_SEL1
1
IN
TP0202
C0270
C0269
VCO1
1
C0271C0272
Q0206
4
1
3
6
5
2
VCO_RO_SF_OUT
VCO1 - TX VCO
DNP
DNP
DNPDNP
C0211
C0210
R0205
R0206
VR0209
R0202
C0204
C0203
C0201
VCO_RO_HPMOD
VCO_RO_HPMOD
VCO_HPMOD VCO_RO_SF_OUT
21
21
1
IN
L0200
VR0200
R0200
VCO_RO_VCTRL
C0200
VCTRL
VCO_RO_VCTRL
1
IN
VR0205
L0210
VR0206
VR0201
2
1
2
1
C0206
C0207
DNP
C0217
R0211
C0221
C0222
L0211
C0212
L0204
R0209
R0207
L0208
C0231
Q0200
R0217
R0215R0213
23
1
L0206
VCO_RO_SF_OUT
C0233
C0229C0225
VCO_RO_SF_OUT
IN
1
TX VCO OUT:136-174MHZ
VCO_OUT
VCO1
VCO_RO_SF_OUT
SH0200
2
1
VHF (136–174 MHz) 1–25W Transmit VCO Schematic Diagram