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Motorola HT Series User Manual

Motorola HT Series
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800 MHz Circuit Board/Schematic Diagrams and Parts List (PCB 84860641Z02 / 8480641Z03 (Rev B) 9-415
Figure 9-259. 800 MHz Controller Audio Power Amplifier
100pF
C491
100pF
C497
470K
R431
C490
100pF
J403-3
4
13
J403-20
Q410
2
6
10.0V
J403-4
VR446
R436
1K
J403-1
R473
10
C450
NU
6.8V
VR434
J403-17
L401
390nH
2
64
13
NU
Q411
C448
0.1uF
C438
2.2uF
C494
100pF
1K
R477
J403-6
OUT1NEG
3
OUT1POS
13
OUT2NEG
8
OUT2POS
6
SELECT
5
SVR
20
VCC1
11
VCC2
IN2NEG
15
IN2POS
4
MODE
NC1
2
NC2
7
NC3
9
NC4
12
NC5
19
18
U420
1
GND1
10
GND2
17
IN1NEG
16
IN1POS
14
VR448
10.0V
J403-15
NU
10K
R499
100pF
C471
C445
J403-12
J403-16
J403-19
J403-2
J403-13
J403-14
C447
.022uF
R424
36K
C492
36K
R472
100pF
L400
390nH
10.0V
VR447
J403-9
C493
100pF
330
R434
470K
R423
VR432
5.6V
0.1uF
C443
C475
10uF
J403-11
100pF
C472
5.6K
R471
12.0V
VR450
R421
J403-18
2K
C442
0.1uF
C440
2.2uF
68
R450
100pF
C444
100pF
C473
10.0V
VR445
C476
10uF
100pF
C441
J403-8
R435
2K
VR433
5.6V
J403-7
100pF
C495
J403-10
J403-5
C496
100pF
VR449
10.0V
100pF
Vdda
5V
INT_MIC
EXT_MIC
BOOT_CTRL
FLAT_RX_SND
SCI_RX
SCI_TX
RSSI
GND
RSSI
RX_AUDIO/TX_AUDIO
INT_SPK+
NC
BOOT_CTRL
GND
MIC
GND
GND
INT_SPK-
EXT_SPK+
EXT_SPK-
OPT_B+
EXT_MIC
OPT_SEL_2
OPT_SEL_1
GND
RX_DATA
TX_DATA
A
UDIO
5V
OPT_SEL2
SWB+
OPT_SEL1
UNSWB+
SWB+
EXT_SPKR_SEL
AUDIO_PA_ENA
20 PIN CONN
J403
FL0830712O

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Motorola HT Series Specifications

General IconGeneral
BrandMotorola
ModelHT Series
CategoryTwo-Way Radio
LanguageEnglish

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