3-52
UHF1 PCB and Schematic Diagrams
G
G
G
G
G
G
G
G
G
G
0.1uF
VCO BOTTOM SHIELD
VCO TOP SHIELD
NU
NU
Q241
1
3
2
C286
BFQ67W
3
7.5K
R254
Q261
2
4
1
2pF
C244
AUX3
68nH
L271
100pF
.01uF
C297
C285
C241
100pF
C272
1K
R260
SH242
SHIELD
1
R252
R242
330
A1
1
2
A2
AUX4
200
CR241
C247
100pF
10K
R243
VCTRL
390nH
L282
L242
220nH
C246
100pF
L281
390nH
18
1
2
3
R241
VSF
RESONATOR
L243
C243
7.5pF
CR242
C276
2.2uF
ind
if
5V
CR251
L251
33nH
18
R251
RESONATOR
L253
1
P
1
2
P2
3
3
P
1.5pF
1
C253
100pF
SH241
SHIELD
C255
12K
R244
C281
100pF
PRESC
0.1uF
C271
C248
CR243
R253
7.5K
1
3
L241
390nH
Q260
2
4
15
TX_EMITTER
1
TX_IADJ
10
TX_OUT
13
TX_SWITCH
14
S
R
E
F
F
U
B
_
C
C
V
18
CI
G
O
L
_
C
C
V
5
RX_BASE
6
RX_EMITTER
2
RX_IADJ
8
RX_OUT
7
RX_SWITCH
3
SUPER_FLTR
19
TRB_IN
16
TX_BASE
4
COLL_RFIN
20
FLIP_IN
11
S
R
E
F
F
U
B
_
D
N
G
9
G
A
L
F
_
D
N
G
CI
G
O
L
_
D
N
G
17
12
PRESC_OUT
50U54
U241
C245
2.4pF
R245
240
C250
7.5pF
C289
100pF
C254
3.6pF
C251
100pF
R248
DD
30
C242
7.5pF
C252
10pF
L273
0.1uF
C273
Rx_sw
33nH
TX_INJ
RX_INJ
VSF
Rx_sw
Tx_sw
Tx_sw
UHF1 Voltage Controlled Oscillator Schematic Diagram 8471441L01
Содержание GP-688
Страница 5: ...Compact Professional Portable Radios Service Maintainability Issue July 2007 ...
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Страница 64: ...3 12 CONTROLLER KEYPAD SCHEMATICS ...
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Страница 137: ...PCB and Schematic Diagrams Radios without Keypad and Display EPP 3 85 Complete Controller Schematic Diagram 8415885H01 ...
Страница 140: ...3 88 PCB and Schematic Diagrams Radios without Keypad and Display EPP Controller Memory Schematic Diagram 8415885H01 ...
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Страница 147: ...Compact Professional Portable Radios VHF 136 174MHz Service Information Issue July 2007 ...
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Страница 195: ...VHF PCB and Schematic Diagrams EPP 3 23 VHF 136 174MHz Controls And Switches Schematic Diagram sht 1 of 2 8415533H02 ...
Страница 196: ...3 24 VHF PCB and Schematic Diagrams EPP VHF 136 174MHz Controls And Switches Schematic Diagram sheet 2 of 2 8415533H02 ...
Страница 197: ...VHF PCB and Schematic Diagrams EPP 3 25 VHF 136 174MHz Receiver Front End Schematic Diagram 8415533H02 ...
Страница 198: ...3 26 VHF PCB and Schematic Diagrams EPP VHF 136 174MHz Receiver Back End Schematic Diagram 8415533H02 ...
Страница 199: ...VHF PCB and Schematic Diagrams EPP 3 27 VHF 136 174MHz Synthesizer Schematic Diagram 8415533H02 ...
Страница 200: ...3 28 VHF PCB and Schematic Diagrams EPP VHF 136 174MHz Voltage Controlled Oscillator Schematic Diagram 8415533H02 ...
Страница 201: ...VHF PCB and Schematic Diagrams EPP 3 29 VHF 136 174MHz Transmitter Schematic Diagram 8415533H02 ...
Страница 202: ...3 30 VHF PCB Schematic Diagrams and Radio Parts List RF Radio EPP THIS PAGE INTENTIONALLY LEFT BLANK ...
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Страница 237: ...Compact Professional Portable Radios UHF1 403 470MHz Narrow Band 450 470MHz Service Information Issue July 2007 ...
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Страница 328: ...3 70 UHF Narrow Band PCB Schematic Diagrams and Radio Parts List RF Board THIS PAGE INTENTIONALLY LEFT BLANK ...
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Страница 335: ...Compact Professional Portable Radios UHF2 450 527MHz Service Information Issue July 2007 ...
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