Motorola HT Series User Manual

9-436 800 MHz Circuit Board/Schematic Diagrams and Parts List (PCB 8471827L03)
56pF
C316
56pF
C318
NU
RX_IN
RX_IN_1_FE
3
21
FL300
57Z01
GND
IN OUT
-53 dBm Note 1, Note 2
L301
6.8nH
R306
5.6K
2
3
1
CR300
C300
0
15pF
C301
0.75V
Q302
1
3
2.7K
R309
C303
68pF
27K
R307
C317
0.1uF
5.6K
R310
68pF
C310
Q301
L302
12nH
R312
68
R314
5.6K
68pF
C306
R5
R5_3_FE
C307
68pF
R5_2_FE
0.1uF
C304
2.95V
L304
18nH
0.5pF
C302
4pF
C305
1.2pF
C308
-41 dBm Note 1, Note 2
GND
IN OUT
57Z01
FL301
3
12
27nH
L311
C334
L312
27nH
39pF
1000pF
C325
+6.5 dBm @ 752.2MHz Note1
7
GND5
2
IF
5
LO
8
RF
U301
1
GND1
3
GND2
4
GND3
6
GND4
LO_TEST
82pF
C311
LO_TEST_1_FE
R5
3.6K
R323
0 dBm @752.2MHz Note 1
0.75V
3.15V
C315
8pF
220nH
L310
8.2nH
L309
30K
R325
RX_LO_1_FE
1
3
2
HP415
Q304
R327
39
R328
15K
RX_LO
82pF
C319
NU
47
R326
L313
5.6nH
L308
47nH
82pF
C314
L307
22nH
C335
1.1pF
R324
560
82pF
C313
-50.3 dBm @ 73.35MHz Note 1
IF
IF_1_FE
2
1
R320
51
2
1
51
R311
30pF
C312
L303
51
10pF
C322
NU
150nH
L306
0
C321
Notes:
1. Measured using high impedance probe.
2. Measured with -50dBm 861.85MHz RX signal at the antenna input.
3. Measured with no RX signal at the antenna input.
Mixer ShieldRXFE Top Shield
SH303
SHIELD
1
SHIELD
SH301
1
Figure 9-260. 800 MHz Receiver Front End Schematic Diagram

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