Motorola GP Series Detailed Service Manual page 310
Professional portable radio uhf 800mhz dsm
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Also See for GP Series:
- Service manual (300 pages) ,
- Service information (108 pages) ,
- Manual (30 pages)
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3-166
R301
R302
100K
100K
C303
C301
3.9pF
3.6pF
G
RX_IN
CR301
CR302
L301
L302
C302
10pF
13.9nH
13.9nH
SH301
SH302
SHIELD
SHIELD
1
1
RXFE Bottom Shield
RXFE Top Shield
SH304
SHIELD
1
RX Mixer Diod Shield
UHF Narrow Band (450-470MHz) Receiver Front End Schematic Diagram
R305
510
R304
12K
L304
180nH
C309
C308
100pF
100pF
C310
100pF
R303
2.2K
C305
C307
Q301
3
20pF
100pF
1
3
CR303
2
R328
0
L303
R340
C304
2
1
22nH
9.1K
9.1pF
SH303
SHIELD
1
Mixer Shield
DACRx
R5
R342
100K
C315
C314
100pF
0.1uF
C380
.01uF
C321
100pF
C306
NU
R306
C312
100K
C316
L305
6.8pF
3.9pF
22nH
CR304
C311
C313
L306
13.9nH
10pF
NU
UHF PCB 8415234H05 450-470 MHz Narrow Band
C391
24pF
T301
XFMR
6
R307
100K
C318
R329
7.5pF
0
4
CR305
L307
C317
C381
13.9nH
9.1pF
NU
TP302
R5
R339
4.3K
R332
12K
C386
100pF
C370
4.7pF
1
G
RX_INJ
R330
C371
10K
NU
C322
82pF
L310
150nH
R308
R310
51
NU
R309
0
G
IF
CR306
4
3
1
2
2
1
3
T302
XFMR
R348
L309
3.6K
16.28nH
C375
C320
C319
100pF
6.2pF
1pF
G
VCOBUF
L321
R333
C374
180nH
NU
100pF
R349
0
3
C373
C378
Q310
NU
NU
2
C372
R331
100pF
240
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