Motorola GP344 - Page 397

UHF2 PCB and Schemtaic Diagrams 3-41
G
G
G
G
G
RXFE Bottom Shield
Mixer Shield
RX Mixer Diod Shield
R301
NU
NU
NU
NU
NU
NU
NU
NU
NU
NU
NU
NU
RXFE Top Shield
100K
7.5pF
L321
R305
C312
1
2
470
T301
XFMR
4
6
3
R340
.01uF
8.2K
C380
CR301
100pF
C321
R302
100K
22nH
L303
193C
Fp34
R339
0
C317
11pF
SHIELD
SH303
1
100pF
C370
1
3
2
SH301
SHIELD
11
Q301
12nH
SH302
SHIELD
L305
C315
100pF
270
R308
C314
0.1uF
CR305
L310
11pF
C313
150nH
4.3pF
16.28nH
C303
C301
8.2pF
L309
100pF
C309
1 2
3.6K
R348
XFMR
T302
4 6
3
11pF
C304
C306
C319
3.6pF
100K
R306
R330
C373
2
34
1
C320
7.5pF
2
3
1
CR306
CR303
12K
R304
180nH
C378
L304
TP302
11.03nH
R332
L306
0.1uF
C307
C386
100pF
8.2pF
C305
100K
R307
R342
100K
R333
18
R309
C308
100pF
R329
0
C371
11.03nH
L302
C374
100pF
270
R310
1
3
2
Q310
1.5K
R303
C372
R349
0
R331
CR302
C322
82pF
0.1uF
C310
C381
4.7pF
4.3pF
C316
2.7
R328
CR304
11.03nH
L301
100pF
C311
C375
11.03nH
L307
C302
12pF
SHIELD
SH304
1
C318
7.5pF
R5
IF
R
X_IN
RX_INJ
DACRx
R5
UHF2 Receiver Front End Schematic Diagram
8471475L01