Uhf3 (465-495 Mhz) 25-40 W Receiver Front And Back End (Sht 2 Of 2) - Motorola CM200 Service Manual

UHF 25-40 W Band 3 PCB 8486577Z03 / Schematics
U301
TC7W04F
1 7
C313
100n
U301
TC7W04F
6 2
BW_SEL
D302
C312
100n
R324
R327
3.3K
2.4K
3V
U301
PWR_GND
VCC
GND
U301
TC7W04F
3 5
D304
R337
100.
5V
R325
R302
3.3K
0.
C305
100n
R333
C318
560.
0.1uF
R304
33.K
C304
R322
100n
FL300 4.7K
FLTR_44.85M
FREQ
Q305
L305
1.2u 4802197J95
6
3 IN OUT
2113740F33
C362
2 CC1
C303
18pF 5 CC2 C364 R312
100n
13.K
22p
C369
DNP
8.2p
CR300
C336
9.1p
R306
R315
20.K FL301 12.K
FLTR
1 IN OUT 2
R316
R305 D301
FL302 12.K
20.K
FLTR
1 IN OUT 2
R314
12.K
C316
0.1uF
R307
R317
20.K FL304 12.K
CFWC455D
1 IN OUT 2
C317
0.1uF
C310
C311
R308 R318 D303
100n
100n
20.K 12.K
1 OUT 2
IN
R319
12.K
FL303
CFWC455G
U300
SA616
R339
51.
3V VCC GND
6 15
C308
C307 C301
100n
100n 10.0u
C337
6.8p
L303 R323
4.7K
1.2u
C365 C371
22p 2.7p
DNP DNP C320
0.1uF
C319
0.1uF
C306 C314
100n
100n
C359 C360 R309
33p 30p 15.K R320 R332
10.K 680.
R321
8.2K
R311
15.K
Y301
DNP
06B09
44.395MHz
3 OUT
IN 1
C361
R303
30p
0.
DNP
L315
27nH
DNP

UHF3 (465-495 MHz) 25-40 W Receiver Front and Back End (Sht 2 of 2)

3V
R335
390.
Q302
130.0p R328
C302
1.8K
Y300
45B02
R329
455KHz
1.2K
C315
100n
R313
12.K
RSSI
C309
100n
DEMOD
C322
4.7n
4-41