Vhf Receiver Front End Schematic Diagram - Motorola GP328 Plus Service Manual

5A-22
UNSWB_PLUS_1_RX UNSWB_PLUS_2_RX
UNSWB+
C3336
10uF
C3302 C3303
RX_IN_1_FE
150pF 15pF
RX_IN
C3301
L3301
5.6pF
12nH
D3301
Stripline
RSSI_1_FE
RSSI
R3303
100K
C3322 C3323
C3321
100pF 100pF
330pF
DACRx
DACRx_1_FE
RX_INJ
RX_INJ_1_FE
DUMMY

VHF Receiver Front End Schematic Diagram

R5_2_FE
R5_3_FE
C3309 R3316
C3337
.022uF 0.1uF 470
L3304
C3308
470nH
330pF
C3307
100pF
R3310
10K
R3313
R3308
1.5K
C3304 C3306
150pF 0.1uF
Q3302
L3303 C3305
R3309
12nH NU
5.6K
R3311 R3312
10 33
CR3303
R3307
33K
C3338
470pF
C3326
NU
R3306
2.2K
R3304
C3325
100K
1000pF
Q3301
R3301
NU
R3305 R3324
68K
220
C3324 RT3301
33pF NU
R3315
330
C3311 C3312 C3313
R3314
150pF 16pF 150pF
22 10
L3306
12nH
D3302
C3310
L3305
NU
12nH
CR3302
SMBV1032
Stripline
C3327
330pF
R3317
100K
C3330 C3331 C3332
C3329
100pF 100pF 39pF
330pF
Circuit Board/Schematic Diagrams and Parts List
C3320
82pF
L3309
150nH
C3315
6
10pF
C3317
39pF
C3316 C3318
3.3pF .022uF
4
RF BALUN
L3308
10nH C3319
C3339
NU
Stripline 10pF
C3314
NU
L3312
33nH 6
C3335
22pF
C3334
20pF 4
IF BALUN
SH3301
SHIELD
R3318
470
1
1
TP3301
R3321 R3322
220
150
R3323
IF_1_FE
18
IF
T3301 1
2
3
R3320
NU
CR3301
4 3
R3319
NU
2
1
T3302
1
2
3
ZMY0130786-O
SH3302
SHIELD
1