Chapter 3
UHF2 PCB/SCHEMATICS/PARTS LISTS
1.0
Allocation of Schematics and Circuit Boards
1.1
Controller Circuits
The UHF2 circuits are contained on the printed circuit board (PCB) which also contains the
Controller circuits. This Chapter shows the schematics for the UHF2 circuits only, refer to the
Controller section for details of the related Controller circuits.The PCB component layouts and the
Parts Lists in this Chapter show both the Controller and UHF2 circuit components. The UHF2
schematics and the related PCB and parts list are shown in the tables below.
1.2
Voice Storage Facility
The Voice Storage facility is fitted to the GP1280 radio as standard and the schematics, component
layout and parts list for these circuits are shown in this Chapter. The Voice Storage facility may be
fitted to other radios in the GP Series as an option board; reference must be made to the Option
Board manual in this case. The Voice Storage schematic and the related PCBs are shown in Tables
3-3 and 3-4 below.
.
Table 3-1
UHF2 Drawings and Parts Lists
PCB : 8485641Z02
Main Board Top Side
Main Board Bottom Side
Page 3-5
Page 3-6
SCHEMATICS
Controls and Switches
Receiver Front End
Receiver Back End
Synthesizer
Voltage Controlled Oscillator
Transmitter
Page 3-7
Page 3-8
Page 3-9
Page 3-10
Page 3-11
Page 3-12
Parts List
Page 3-13
Table 3-2
UHF2 Drawings and Parts Lists
PCB : 8485641Z06
Main Board Top Side
Main Board Bottom Side
Page 3-17
Page 3-18
SCHEMATICS
Controls and Switches
Receiver Front End
Receiver Back End
Synthesizer
Voltage Controlled Oscillator
Transmitter
Page 3-19
Page 3-20
Page 3-21
Page 3-22
Page 3-23
Page 3-24
Parts List
Page 3-25
Содержание GP series
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Страница 98: ...3 30 Controller Set 4 PCB 8416256H02 UHF Controller Audio Power Amplifier Schematic Diagram ...
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Страница 101: ...Controller Set 5 PCB 8486743Z02 UHF 3 33 Controller Micro Processor Schematic Diagram ...
Страница 102: ...3 34 Controller Set 5 PCB 8486743Z02 UHF Controller Interface Schematic Diagram ...
Страница 103: ...Controller Set 5 PCB 8486743Z02 UHF 3 35 Controller Audio Power Amplifier Schematic Diagram ...
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Страница 108: ...3 40 Controller Schematics Set 6 PCB 8415234H05 Narrow Band THIS PAGE INTENTIONALLY LEFT BLANK ...
Страница 109: ...Professional Radio GP Series UHF 403 470MHz Narrow Band 450 470MHz Service Information Issue July 2007 ...
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Страница 293: ...UHF PCB 8486743Z02 Schematics 3 149 UHF 403 470 MHz Receiver Front End Schematic Diagram ...
Страница 294: ...3 150 UHF PCB 8486743Z02 Schematics UHF 403 470 MHz Receiver Back End Schematic Diagram ...
Страница 295: ...UHF PCB 8486743Z02 Schematics 3 151 UHF 403 470 MHz Synthesizer Schematic Diagram ...
Страница 296: ...3 152 UHF PCB 8486743Z02 Schematics UHF 403 470 MHz Voltage Controlled Oscillator Schematic Diagram ...
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Страница 325: ...Professional Radio GP Series UHF2 450 527MHz Service Information Issue July 2007 ...
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