Motorola HT Series User Manual

9-244 UHF Band 2 Circuit Board/Schematic Diagrams and Parts List (PCB 8415235H01, 8415235H05)
L311
560nH
IF
C324
22pF
C325
9.1pF
2
CC1
5
CC2
3
IN
1
GND1
4
GND2
6
OUT
44.85MHz
22M11
FL301
C338
NU
L330
680nH
33K
R311
R315
12K
C327
0.1uF
4.7K
R312
Q302
C326
0.1uF
R313
330
R314
1.6K
R5
5V
C344
0.1uF
0.1uF
C348
C382
10uF
R344
51
C604
24pF
GND
3
IN
1
OUT
2
CFUCJ455F
FL302
C392
24pF
0.1uF
C347
C357
0.1uF
R350 R358
3.3K 2.4K
1
2
3
CR312
20K
R324
CFWC455G
FL304
IN
1
OUT
2
3 4
39K
R321
C388
24pF
GND1 GND2
C389
24pF
CR313
1
2
3
3
4
GND2
IN
1
OUT
2
GND1
24pF
C387
CFWC455E
FL303
39K
R345
24pF
C603
U302-1
TC7W04F
17
0.1uF
C352
C362
0.1uF
R355
100K
TC7W04F
62
U302-2
5V
BW_SEL
PWR_GND
U302-4
GND
4
VCC
8
20K
R360
5V
35
U302-3
TC7W04F
NC
20K
R361
0.1uF
C329
1.8K
R364
Q320
R363
390
120pF
C351
5V
1.2K
R365
0.1uF
C349
455KHz
45B02
Y301
3
2 1
6
VCC
15
GND
U301
SA616
0.1uF
C345
0.1uF
C343
C346
0.1uF
12K
R366
0.1uF
C350
RSSI
4700pF
C334
DISC_OUT
DISC_OUT
R369
680
R367
12K
R368
10K
27pF
C385
30pF
C367
15K
R346
2 4
OUT
3
IN
1
Y300
45J84
44.395MHz
1uH
L325
R322
1K
R320
NU
24pF
C364
GND GND1
C366
NU
C361
0.1uF
C360
3.3pF
L332
1.2uH
R359
NU
0.1uF
C355
CR311
SHIELD
SH322
1
SHIELD
SH323
1
5
11 13 20 3 8
16 17
2
9
12
4
10
1 7
18 19 14
OSCOUT
MIXOUT
RSSIOUT
LIMOUT
LIM_DEC1
AUDIOOUT
IFAMP_DEC2
IFAMPOUT
OSCIN QUADIN RFIN RFIN_DEC RSSI_FEED IFAMP_DEC1 LIMIN
LIM_DEC2 AUDIO_FEED
IFAMPIN
Figure 9-150. UHF Band 2 Receiver Back End Schematic Diagram (PCB No. 8415235H05)

Motorola HT Series Specifications

General

Battery Type	Li-Ion
Waterproof	IP54
Operating Temperature	-30°C to +60°C
Frequency Range	VHF: 136-174 MHz
Number of Channels	16