Motorola GP340 ATEX 서비스 정보 - 페이지 3

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Motorola GP340 ATEX에 대해서도 마찬가지입니다: 사양 시트 (5 페이지), 사용자 설명서 (31 페이지), 사양 시트 (2 페이지), 사용자 설명서 (30 페이지), 사용자 설명서 (30 페이지), 기본 사용 설명서 (10 페이지), 서비스 정보 (32 페이지), 서비스 정보 (30 페이지), 서비스 정보 (26 페이지), 서비스 정보 (31 페이지), 서비스 정보 (43 페이지), 서비스 정보 (30 페이지)

Chapter 1

1.0 GP340/GP380 Model Chart .................................................................................1-1

2.0 Technical Specifications ......................................................................................1-2

Chapter 2

1.0 Lowband Transmitter ...........................................................................................2-1

1.1 Power Amplifier (PA) ......................................................................................2-1

1.2 Antenna Switch...............................................................................................2-2

1.3 Harmonic Filter ...............................................................................................2-2

1.4 Antenna Matching Network ............................................................................2-2

1.5 Power Control Integrated Circuit (PCIC) ........................................................2-2

1.6 Temperature Cut Back Circuit ........................................................................2-2

2.0 Lowband Receiver ...............................................................................................2-3

2.1 Receiver Front-End ........................................................................................2-3

2.2 Receiver Back-End.........................................................................................2-4

2.3 Automatic Gain Control (AGC) .......................................................................2-5

2.4 Frequency Generation Circuit.........................................................................2-5

3.0 Synthesizer ..........................................................................................................2-6

4.0 Voltage Control Oscillator (VCO) .........................................................................2-7

4.1 Receive VCO..................................................................................................2-7

4.2 Transmit VCO.................................................................................................2-7

4.3 Buffer ..............................................................................................................2-7

4.4 Diplexer and Output Filters.............................................................................2-7

4.5 Prescalar Feedback........................................................................................2-7

Chapter 3

1.0 Receiver (Sheet 1 of 2) ........................................................................................3-1

2.0 Receiver (Sheet 2 of 2) ........................................................................................3-2

3.0 Transmitter...........................................................................................................3-3

4.0 Synthesizer ..........................................................................................................3-4

5.0 Voltage Controlled Oscillator ...............................................................................3-5

Chapter 4

LOWBAND SCHEMATICS

1.0 Allocation of Schematics and Circuit Boards .......................................................4-1

1.1 Controller Circuits ...........................................................................................4-1

2.0 Schematics ..........................................................................................................4-3

3.0 Parts List ............................................................................................................4-12

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Table of Contents